Update

58 files changed, 1505 insertions, 666 deletions

diff --git a/README.md b/README.md
index 74a13b30..539ff594 100644
--- a/README.md
+++ b/README.md
@@ -161,7 +161,7 @@ If you need full functionality of any plugin, please use it directly with your p
 - [smt2](https://github.com/bohlender/vim-smt2) (syntax, autoload, ftplugin)
 - [solidity](https://github.com/tomlion/vim-solidity) (syntax, indent, ftplugin)
 - [stylus](https://github.com/wavded/vim-stylus) (syntax, indent, ftplugin)
-- [svelte](https://github.com/evanleck/vim-svelte) (syntax, indent)
+- [svelte](https://github.com/evanleck/vim-svelte) (syntax, indent, ftplugin)
 - [svg-indent](https://github.com/jasonshell/vim-svg-indent) (indent)
 - [svg](https://github.com/vim-scripts/svg.vim) (syntax)
 - [swift](https://github.com/keith/swift.vim) (syntax, indent, compiler, ftplugin, ctags)
diff --git a/after/ftplugin/javascript.vim b/after/ftplugin/javascript.vim
index 4c1549a8..663e2d8a 100644
--- a/after/ftplugin/javascript.vim
+++ b/after/ftplugin/javascript.vim
@@ -39,11 +39,11 @@ if exists("loaded_matchup")
   let b:match_skip = 's:comment\|string'
 endif
 
-let b:original_commentstring = &l:commentstring
+let b:jsx_pretty_old_cms = &l:commentstring
 
 augroup jsx_comment
   autocmd! CursorMoved <buffer>
-  autocmd CursorMoved <buffer> call jsx_pretty#comment#update_commentstring(b:original_commentstring)
+  autocmd CursorMoved <buffer> call jsx_pretty#comment#update_commentstring(b:jsx_pretty_old_cms)
 augroup end
 
 setlocal suffixesadd+=.jsx
diff --git a/after/ftplugin/llvm.vim b/after/ftplugin/llvm.vim
index d67c94b5..fbd4b7ff 100644
--- a/after/ftplugin/llvm.vim
+++ b/after/ftplugin/llvm.vim
@@ -57,7 +57,7 @@ function! s:is_section_delim(line, func_delim) abort
         return 0
     endif
     let kind = sec[0]
-    return kind == s:KIND_BLOCK_PREC || kind == s:KIND_BLOCK_FOLLOW || kind == func_delim
+    return kind == s:KIND_BLOCK_PREC || kind == s:KIND_BLOCK_FOLLOW || kind == a:func_delim
 endfunction
 
 function! s:next_section(stop_func_begin) abort
@@ -85,11 +85,16 @@ function! s:prev_section(stop_func_begin) abort
     endwhile
 endfunction
 
+nnoremap <buffer><Plug>(llvm-next-section-begin) :<C-u>call <SID>next_section(1)<CR>
+nnoremap <buffer><Plug>(llvm-prev-section-begin) :<C-u>call <SID>prev_section(1)<CR>
+nnoremap <buffer><Plug>(llvm-next-section-end) :<C-u>call <SID>next_section(0)<CR>
+nnoremap <buffer><Plug>(llvm-prev-section-end) :<C-u>call <SID>prev_section(0)<CR>
+
 if !g:llvm_ext_no_mapping
-    nnoremap <buffer><silent>]] :<C-u>call <SID>next_section(1)<CR>
-    nnoremap <buffer><silent>[[ :<C-u>call <SID>prev_section(1)<CR>
-    nnoremap <buffer><silent>][ :<C-u>call <SID>next_section(0)<CR>
-    nnoremap <buffer><silent>[] :<C-u>call <SID>prev_section(0)<CR>
+    nmap <buffer><silent>]] <Plug>(llvm-next-section-begin)
+    nmap <buffer><silent>[[ <Plug>(llvm-prev-section-begin)
+    nmap <buffer><silent>][ <Plug>(llvm-next-section-end)
+    nmap <buffer><silent>[] <Plug>(llvm-prev-section-end)
 endif
 
 function! s:function_range_at(linum) abort
@@ -222,9 +227,12 @@ function! s:move_to_following_block() abort
     endtry
 endfunction
 
+nnoremap <buffer><Plug>(llvm-move-block-prev) :<C-u>call <SID>move_to_pred_block()<CR>
+nnoremap <buffer><Plug>(llvm-move-block-next) :<C-u>call <SID>move_to_following_block()<CR>
+
 if !g:llvm_ext_no_mapping
-    nnoremap <buffer><silent>[b :<C-u>call <SID>move_to_pred_block()<CR>
-    nnoremap <buffer><silent>]b :<C-u>call <SID>move_to_following_block()<CR>
+    nmap <buffer><silent>[b <Plug>(llvm-move-block-prev)
+    nmap <buffer><silent>]b <Plug>(llvm-move-block-next)
 endif
 
 function! s:get_func_identifiers(line) abort
@@ -438,8 +446,10 @@ function! s:goto_definition() abort
     echom "No definition for '" . ident . "' found"
 endfunction
 
+nnoremap <buffer><Plug>(llvm-goto-definition) :<C-u>call <SID>goto_definition()<CR>
+
 if !g:llvm_ext_no_mapping
-    nnoremap <buffer><silent>K :<C-u>call <SID>goto_definition()<CR>
+    nmap <buffer><silent>K <Plug>(llvm-goto-definition)
 endif
 
 function! s:run_lli(...) abort
diff --git a/after/ftplugin/tsx.vim b/after/ftplugin/tsx.vim
index e29d1e41..7cca61cf 100644
--- a/after/ftplugin/tsx.vim
+++ b/after/ftplugin/tsx.vim
@@ -20,11 +20,11 @@ if exists("loaded_matchup")
   let b:match_skip = 's:comment\|string'
 endif
 
-let b:original_commentstring = &l:commentstring
+let b:jsx_pretty_old_cms = &l:commentstring
 
 augroup jsx_comment
   autocmd! CursorMoved <buffer>
-  autocmd CursorMoved <buffer> call jsx_pretty#comment#update_commentstring(b:original_commentstring)
+  autocmd CursorMoved <buffer> call jsx_pretty#comment#update_commentstring(b:jsx_pretty_old_cms)
 augroup end
 
 setlocal suffixesadd+=.tsx
diff --git a/after/indent/tsx.vim b/after/indent/tsx.vim
index dd8ee271..084cac57 100644
--- a/after/indent/tsx.vim
+++ b/after/indent/tsx.vim
@@ -25,6 +25,8 @@ if exists('s:did_indent')
   let b:did_indent = s:did_indent
 endif
 
+runtime! indent/typescript.vim
+
 setlocal indentexpr=GetJsxIndent()
 setlocal indentkeys=0.,0{,0},0),0],0?,0\*,0\,,!^F,:,<:>,o,O,e,<>>,=*/
 
diff --git a/after/syntax/javascript/graphql.vim b/after/syntax/javascript/graphql.vim
index 1c5732ca..f085a301 100644
--- a/after/syntax/javascript/graphql.vim
+++ b/after/syntax/javascript/graphql.vim
@@ -1,6 +1,6 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
 "
 " Permission is hereby granted, free of charge, to any person obtaining a copy
 " of this software and associated documentation files (the "Software"), to
diff --git a/after/syntax/typescript/graphql.vim b/after/syntax/typescript/graphql.vim
index f30c4efd..30075e6d 100644
--- a/after/syntax/typescript/graphql.vim
+++ b/after/syntax/typescript/graphql.vim
@@ -1,6 +1,6 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
 "
 " Permission is hereby granted, free of charge, to any person obtaining a copy
 " of this software and associated documentation files (the "Software"), to
diff --git a/autoload/cargo.vim b/autoload/cargo.vim
index fefd28de..bd453ac7 100644
--- a/autoload/cargo.vim
+++ b/autoload/cargo.vim
@@ -102,6 +102,22 @@ function! cargo#bench(args)
     call cargo#cmd("bench " . a:args)
 endfunction
 
+function! cargo#update(args)
+    call cargo#cmd("update " . a:args)
+endfunction
+
+function! cargo#search(args)
+    call cargo#cmd("search " . a:args)
+endfunction
+
+function! cargo#publish(args)
+    call cargo#cmd("publish " . a:args)
+endfunction
+
+function! cargo#install(args)
+    call cargo#cmd("install " . a:args)
+endfunction
+
 function! cargo#runtarget(args)
     let l:filename = expand('%:p')
     let l:read_manifest = system('cargo read-manifest')
diff --git a/autoload/crystal/indent.vim b/autoload/crystal/indent.vim
new file mode 100644
index 00000000..dbf4c141
--- /dev/null
+++ b/autoload/crystal/indent.vim
@@ -0,0 +1,371 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'crystal') == -1
+
+" Variables {{{1
+" =========
+
+" Regex of syntax group names that are strings or characters.
+let g:crystal#indent#syng_string =
+      \ '\<crystal\%(String\|Interpolation\|NoInterpolation\|StringEscape\|CharLiteral\|ASCIICode\)\>'
+lockvar g:crystal#indent#syng_string
+
+" Regex of syntax group names that are strings, characters, symbols,
+" regexps, or comments.
+let g:crystal#indent#syng_strcom =
+      \ g:crystal#indent#syng_string.'\|' .
+      \ '\<crystal\%(Regexp\|RegexpEscape\|Symbol\|Comment\)\>'
+lockvar g:crystal#indent#syng_strcom
+
+" Expression used to check whether we should skip a match with searchpair().
+let g:crystal#indent#skip_expr =
+      \ 'synIDattr(synID(line("."), col("."), 1), "name") =~# "'.g:crystal#indent#syng_strcom.'"'
+lockvar g:crystal#indent#skip_expr
+
+" Regex for the start of a line:
+" start of line + whitespace + optional opening macro delimiter
+let g:crystal#indent#sol = '^\s*\zs\%(\\\={%\s*\)\='
+lockvar g:crystal#indent#sol
+
+" Regex for the end of a line:
+" whitespace + optional closing macro delimiter + whitespace +
+" optional comment + end of line
+let g:crystal#indent#eol = '\s*\%(%}\)\=\ze\s*\%(#.*\)\=$'
+lockvar g:crystal#indent#eol
+
+" Regex that defines the start-match for the 'end' keyword.
+" NOTE: This *should* properly match the 'do' only at the end of the
+" line
+let g:crystal#indent#end_start_regex =
+      \ g:crystal#indent#sol .
+      \ '\%(' .
+      \ '\%(\<\%(private\|protected\)\s\+\)\=' .
+      \ '\%(\<\%(abstract\s\+\)\=\%(class\|struct\)\>\|\<\%(def\|module\|macro\|lib\|enum\)\>\)' .
+      \ '\|' .
+      \ '\<\%(if\|unless\|while\|until\|case\|begin\|for\|union\)\>' .
+      \ '\)' .
+      \ '\|' .
+      \ '.\{-}\zs\<do\s*\%(|.*|\)\='.g:crystal#indent#eol
+lockvar g:crystal#indent#end_start_regex
+
+" Regex that defines the middle-match for the 'end' keyword.
+let g:crystal#indent#end_middle_regex =
+      \ g:crystal#indent#sol .
+      \ '\<\%(else\|elsif\|rescue\|ensure\|when\)\>'
+lockvar g:crystal#indent#end_middle_regex
+
+" Regex that defines the end-match for the 'end' keyword.
+let g:crystal#indent#end_end_regex =
+      \ g:crystal#indent#sol .
+      \ '\<end\>'
+lockvar g:crystal#indent#end_end_regex
+
+" Regex used for words that add a level of indent.
+let g:crystal#indent#crystal_indent_keywords =
+      \ g:crystal#indent#end_start_regex .
+      \ '\|' .
+      \ g:crystal#indent#end_middle_regex
+lockvar g:crystal#indent#crystal_indent_keywords
+
+" Regex used for words that remove a level of indent.
+let g:crystal#indent#crystal_deindent_keywords =
+      \ g:crystal#indent#end_middle_regex .
+      \ '\|' .
+      \ g:crystal#indent#end_end_regex
+lockvar g:crystal#indent#crystal_deindent_keywords
+
+" Regex that defines a type declaration
+let g:crystal#indent#crystal_type_declaration =
+      \ '@\=\h\k*\s\+:\s\+\S.*'
+lockvar g:crystal#indent#crystal_type_declaration
+
+" Regex that defines continuation lines, not including (, {, or [.
+let g:crystal#indent#non_bracket_continuation_regex =
+      \ '\%(' .
+      \ '[\\.,:/%+\-=~<>|&^]' .
+      \ '\|' .
+      \ '\W?' .
+      \ '\|' .
+      \ '\<\%(if\|unless\)\>' .
+      \ '\|' .
+      \ '\%('.g:crystal#indent#sol.g:crystal#indent#crystal_type_declaration.'\h\k*\)\@<!\*' .
+      \ '\)' .
+      \ g:crystal#indent#eol
+lockvar g:crystal#indent#non_bracket_continuation_regex
+
+" Regex that defines bracket continuations
+let g:crystal#indent#bracket_continuation_regex = '%\@1<!\%([({[]\)\s*\%(#.*\)\=$'
+lockvar g:crystal#indent#bracket_continuation_regex
+
+" Regex that defines continuation lines.
+let g:crystal#indent#continuation_regex =
+      \ g:crystal#indent#non_bracket_continuation_regex .
+      \ '\|' .
+      \ g:crystal#indent#bracket_continuation_regex
+lockvar g:crystal#indent#continuation_regex
+
+" Regex that defines end of bracket continuation followed by another continuation
+let g:crystal#indent#bracket_switch_continuation_regex =
+      \ '^\([^(]\+\zs).\+\)\+'.g:crystal#indent#continuation_regex
+lockvar g:crystal#indent#bracket_switch_continuation_regex
+
+" Regex that defines continuable keywords
+let g:crystal#indent#continuable_regex =
+      \ '\%(^\s*\|[=,*/%+\-|;{]\|<<\|>>\|:\s\)\s*\zs' .
+      \ '\<\%(if\|for\|while\|until\|unless\):\@!\>'
+lockvar g:crystal#indent#continuable_regex
+
+" Regex that defines the first part of a splat pattern
+let g:crystal#indent#splat_regex = '[[,(]\s*\*\s*\%(#.*\)\=$'
+lockvar g:crystal#indent#splat_regex
+
+" Regex that defines blocks.
+"
+" Note that there's a slight problem with this regex and crystal#indent#continuation_regex.
+" Code like this will be matched by both:
+"
+"   method_call do |(a, b)|
+"
+" The reason is that the pipe matches a hanging "|" operator.
+"
+let g:crystal#indent#block_regex =
+      \ '\%(\<do:\@!\>\|%\@1<!{\)\s*\%(|\s*(*\s*\%([*@&]\=\h\w*,\=\s*\)\%(,\s*(*\s*[*@&]\=\h\w*\s*)*\s*\)*|\)\=\s*\%(%}\)\=\s*\%(#.*\)\=$'
+lockvar g:crystal#indent#block_regex
+
+let g:crystal#indent#block_continuation_regex = '^\s*[^])}\t ].*'.g:crystal#indent#block_regex
+lockvar g:crystal#indent#block_continuation_regex
+
+" Regex that describes a leading operator (only a method call's dot for now)
+let g:crystal#indent#leading_operator_regex = '^\s*[.]'
+lockvar g:crystal#indent#leading_operator_regex
+
+" Auxiliary Functions {{{1
+" ===================
+
+" Check if the character at lnum:col is inside a string, comment, or is ascii.
+function! crystal#indent#IsInStringOrComment(lnum, col) abort
+  return synIDattr(synID(a:lnum, a:col, 1), 'name') =~# g:crystal#indent#syng_strcom
+endfunction
+
+" Check if the character at lnum:col is inside a string or character.
+function! crystal#indent#IsInString(lnum, col) abort
+  return synIDattr(synID(a:lnum, a:col, 1), 'name') =~# g:crystal#indent#syng_string
+endfunction
+
+" Check if the character at lnum:col is inside a string or regexp
+" delimiter
+function! crystal#indent#IsInStringDelimiter(lnum, col) abort
+  return synIDattr(synID(a:lnum, a:col, 1), 'name') =~# '\<crystal\%(StringDelimiter\|RegexpDelimiter\)\>'
+endfunction
+
+" Find line above 'lnum' that isn't empty, in a comment, or in a string.
+function! crystal#indent#PrevNonBlankNonString(lnum) abort
+  let lnum = prevnonblank(a:lnum)
+
+  while lnum > 0
+    let line = getline(lnum)
+    let start = match(line, '\S')
+
+    if !crystal#indent#IsInStringOrComment(lnum, start + 1)
+      break
+    endif
+
+    let lnum = prevnonblank(lnum - 1)
+  endwhile
+
+  return lnum
+endfunction
+
+" Find line above 'lnum' that started the continuation 'lnum' may be part of.
+function! crystal#indent#GetMSL(lnum) abort
+  " Start on the line we're at and use its indent.
+  let msl = a:lnum
+  let msl_body = getline(msl)
+  let lnum = crystal#indent#PrevNonBlankNonString(a:lnum - 1)
+
+  while lnum > 0
+    " If we have a continuation line, or we're in a string, use line as MSL.
+    " Otherwise, terminate search as we have found our MSL already.
+    let line = getline(lnum)
+
+    if crystal#indent#Match(msl, g:crystal#indent#leading_operator_regex)
+      " If the current line starts with a leading operator, keep its indent
+      " and keep looking for an MSL.
+      let msl = lnum
+    elseif crystal#indent#Match(lnum, g:crystal#indent#splat_regex)
+      " If the above line looks like the "*" of a splat, use the current one's
+      " indentation.
+      "
+      " Example:
+      "   Hash[*
+      "     method_call do
+      "       something
+      "
+      return msl
+    elseif crystal#indent#Match(lnum, g:crystal#indent#non_bracket_continuation_regex) &&
+          \ crystal#indent#Match(msl, g:crystal#indent#non_bracket_continuation_regex)
+      " If the current line is a non-bracket continuation and so is the
+      " previous one, keep its indent and continue looking for an MSL.
+      "
+      " Example:
+      "   method_call one,
+      "     two,
+      "     three
+      "
+      let msl = lnum
+    elseif crystal#indent#Match(lnum, g:crystal#indent#non_bracket_continuation_regex) &&
+          \ (
+          \ crystal#indent#Match(msl, g:crystal#indent#bracket_continuation_regex) ||
+          \ crystal#indent#Match(msl, g:crystal#indent#block_continuation_regex)
+          \ )
+      " If the current line is a bracket continuation or a block-starter, but
+      " the previous is a non-bracket one, respect the previous' indentation,
+      " and stop here.
+      "
+      " Example:
+      "   method_call one,
+      "     two {
+      "     three
+      "
+      return lnum
+    elseif crystal#indent#Match(lnum, g:crystal#indent#bracket_continuation_regex) &&
+          \ (
+          \ crystal#indent#Match(msl, g:crystal#indent#bracket_continuation_regex) ||
+          \ crystal#indent#Match(msl, g:crystal#indent#block_continuation_regex)
+          \ )
+      " If both lines are bracket continuations (the current may also be a
+      " block-starter), use the current one's and stop here
+      "
+      " Example:
+      "   method_call(
+      "     other_method_call(
+      "       foo
+      return msl
+    elseif crystal#indent#Match(lnum, g:crystal#indent#block_regex) &&
+          \ !crystal#indent#Match(msl, g:crystal#indent#continuation_regex) &&
+          \ !crystal#indent#Match(msl, g:crystal#indent#block_continuation_regex)
+      " If the previous line is a block-starter and the current one is
+      " mostly ordinary, use the current one as the MSL.
+      "
+      " Example:
+      "   method_call do
+      "     something
+      "     something_else
+      return msl
+    else
+      let col = match(line, g:crystal#indent#continuation_regex) + 1
+
+      if (col > 0 && !crystal#indent#IsInStringOrComment(lnum, col))
+            \ || crystal#indent#IsInString(lnum, strlen(line))
+        let msl = lnum
+      else
+        break
+      endif
+    endif
+
+    let msl_body = getline(msl)
+    let lnum = crystal#indent#PrevNonBlankNonString(lnum - 1)
+  endwhile
+
+  return msl
+endfunction
+
+" Check if line 'lnum' has more opening brackets than closing ones.
+function! crystal#indent#ExtraBrackets(lnum) abort
+  let opening = {'parentheses': [], 'braces': [], 'brackets': []}
+  let closing = {'parentheses': [], 'braces': [], 'brackets': []}
+
+  let line = getline(a:lnum)
+  let pos  = match(line, '[][(){}]', 0)
+
+  " Save any encountered opening brackets, and remove them once a matching
+  " closing one has been found. If a closing bracket shows up that doesn't
+  " close anything, save it for later.
+  while pos != -1
+    if !crystal#indent#IsInStringOrComment(a:lnum, pos + 1)
+      if line[pos] ==# '('
+        call add(opening.parentheses, {'type': '(', 'pos': pos})
+      elseif line[pos] ==# ')'
+        if empty(opening.parentheses)
+          call add(closing.parentheses, {'type': ')', 'pos': pos})
+        else
+          let opening.parentheses = opening.parentheses[0:-2]
+        endif
+      elseif line[pos] ==# '{'
+        call add(opening.braces, {'type': '{', 'pos': pos})
+      elseif line[pos] ==# '}'
+        if empty(opening.braces)
+          call add(closing.braces, {'type': '}', 'pos': pos})
+        else
+          let opening.braces = opening.braces[0:-2]
+        endif
+      elseif line[pos] ==# '['
+        call add(opening.brackets, {'type': '[', 'pos': pos})
+      elseif line[pos] ==# ']'
+        if empty(opening.brackets)
+          call add(closing.brackets, {'type': ']', 'pos': pos})
+        else
+          let opening.brackets = opening.brackets[0:-2]
+        endif
+      endif
+    endif
+
+    let pos = match(line, '[][(){}]', pos + 1)
+  endwhile
+
+  " Find the rightmost brackets, since they're the ones that are important in
+  " both opening and closing cases
+  let rightmost_opening = {'type': '(', 'pos': -1}
+  let rightmost_closing = {'type': ')', 'pos': -1}
+
+  for opening in opening.parentheses + opening.braces + opening.brackets
+    if opening.pos > rightmost_opening.pos
+      let rightmost_opening = opening
+    endif
+  endfor
+
+  for closing in closing.parentheses + closing.braces + closing.brackets
+    if closing.pos > rightmost_closing.pos
+      let rightmost_closing = closing
+    endif
+  endfor
+
+  return [rightmost_opening, rightmost_closing]
+endfunction
+
+function! crystal#indent#Match(lnum, regex) abort
+  let regex = '\C'.a:regex
+
+  let line = getline(a:lnum)
+  let col  = match(line, regex) + 1
+
+  while col &&
+        \ crystal#indent#IsInStringOrComment(a:lnum, col) ||
+        \ crystal#indent#IsInStringDelimiter(a:lnum, col)
+    let col = match(line, regex, col) + 1
+  endwhile
+
+  return col
+endfunction
+
+" Locates the containing class/module/struct/enum/lib's definition line,
+" ignoring nested classes along the way.
+function! crystal#indent#FindContainingClass() abort
+  let saved_position = getcurpos()
+
+  while searchpair(
+        \ g:crystal#indent#end_start_regex,
+        \ g:crystal#indent#end_middle_regex,
+        \ g:crystal#indent#end_end_regex,
+        \ 'bWz',
+        \ g:crystal#indent#skip_expr) > 0
+    if expand('<cword>') =~# '\<\%(class\|module\|struct\|enum\|lib\)\>'
+      let found_lnum = line('.')
+      call setpos('.', saved_position)
+      return found_lnum
+    endif
+  endwhile
+
+  call setpos('.', saved_position)
+  return 0
+endfunction
+
+endif
diff --git a/autoload/csv.vim b/autoload/csv.vim
index 5d63a24d..5926c59a 100644
--- a/autoload/csv.vim
+++ b/autoload/csv.vim
@@ -69,6 +69,10 @@ fu! csv#Init(start, end, ...) "{{{3
     else
         let b:csv_cmt = split(g:csv_comment, '%s')
     endif
+    " Make sure it is a list with 2 chars
+    if b:csv_cmt == []
+        let b:csv_cmt = ["", ""]
+    endif
 
     if empty(b:delimiter) && !exists("b:csv_fixed_width")
         call csv#Warn("No delimiter found. See :h csv-delimiter to set it manually!")
diff --git a/autoload/dart.vim b/autoload/dart.vim
index 3776da4e..367e54e4 100644
--- a/autoload/dart.vim
+++ b/autoload/dart.vim
@@ -86,7 +86,7 @@ endfunction
 " If the path cannot be resolved, or is not a package: uri, returns the
 " original.
 function! dart#resolveUri(uri) abort
-  if a:uri !~ 'package:'
+  if a:uri !~# 'package:'
     return a:uri
   endif
   let package_name = substitute(a:uri, 'package:\(\w\+\)\/.*', '\1', '')
@@ -118,20 +118,20 @@ function! s:PackageMap() abort
   let lines = readfile(dot_packages)
   let map = {}
   for line in lines
-    if line =~ '\s*#'
+    if line =~# '\s*#'
       continue
     endif
     let package = substitute(line, ':.*$', '', '')
     let lib_dir = substitute(line, '^[^:]*:', '', '')
-    if lib_dir =~ 'file:/'
+    if lib_dir =~# 'file:/'
       let lib_dir = substitute(lib_dir, 'file://', '', '')
-      if lib_dir =~ '/[A-Z]:/'
+      if lib_dir =~# '/[A-Z]:/'
         let lib_dir = lib_dir[1:]
       endif
     else
       let lib_dir = resolve(dot_packages_dir.'/'.lib_dir)
     endif
-    if lib_dir =~ '/$'
+    if lib_dir =~# '/$'
       let lib_dir = lib_dir[:len(lib_dir) - 2]
     endif
     let map[package] = lib_dir
@@ -141,7 +141,7 @@ endfunction
 
 " Toggle whether dartfmt is run on save or not.
 function! dart#ToggleFormatOnSave() abort
-  if get(g:, "dart_format_on_save", 0)
+  if get(g:, 'dart_format_on_save', 0)
     let g:dart_format_on_save = 0
     return
   endif
diff --git a/autoload/ecrystal.vim b/autoload/ecrystal.vim
new file mode 100644
index 00000000..1a00b894
--- /dev/null
+++ b/autoload/ecrystal.vim
@@ -0,0 +1,34 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'crystal') == -1
+
+let s:ecrystal_extensions = {
+      \ 'cr': 'crystal',
+      \ 'yml': 'yaml',
+      \ 'js': 'javascript',
+      \ 'txt': 'text',
+      \ 'md': 'markdown'
+      \ }
+
+if exists('g:ecrystal_extensions')
+  call extend(s:ecrystal_extensions, g:ecrystal_extensions, 'force')
+endif
+
+function! ecrystal#SetSubtype() abort
+  if exists('b:ecrystal_subtype')
+    return
+  endif
+
+  let b:ecrystal_subtype = matchstr(substitute(expand('%:t'), '\c\%(\.ecr\)\+$', '', ''), '\.\zs\w\+\%(\ze+\w\+\)\=$')
+
+  let b:ecrystal_subtype = get(s:ecrystal_extensions, b:ecrystal_subtype, b:ecrystal_subtype)
+
+  if b:ecrystal_subtype ==# ''
+    let b:ecrystal_subtype = get(g:, 'ecrystal_default_subtype', 'html')
+  endif
+
+  if b:ecrystal_subtype !=# ''
+    exec 'setlocal filetype=ecrystal.' . b:ecrystal_subtype
+    exec 'setlocal syntax=ecrystal.' . b:ecrystal_subtype
+  endif
+endfunction
+
+endif
diff --git a/autoload/fish.vim b/autoload/fish.vim
index fcf10bd1..33b03e6b 100644
--- a/autoload/fish.vim
+++ b/autoload/fish.vim
@@ -54,7 +54,7 @@ function! fish#Complete(findstart, base)
         let l:completions =
                     \ system('fish -c "complete -C'.shellescape(a:base).'"')
         let l:cmd = substitute(a:base, '\v\S+$', '', '')
-        for l:line in split(l:completions, '\n')
+        for l:line in filter(split(l:completions, '\n'), 'len(v:val)')
             let l:tokens = split(l:line, '\t')
             call add(l:results, {'word': l:cmd.l:tokens[0],
                                 \'abbr': l:tokens[0],
diff --git a/autoload/go/config.vim b/autoload/go/config.vim
index 9599ebb0..a2df286f 100644
--- a/autoload/go/config.vim
+++ b/autoload/go/config.vim
@@ -309,6 +309,10 @@ function! go#config#FmtAutosave() abort
 	return get(g:, "go_fmt_autosave", 1)
 endfunction
 
+function! go#config#ImportsAutosave() abort
+  return get(g:, 'go_imports_autosave', 1)
+endfunction
+
 function! go#config#SetFmtAutosave(value) abort
   let g:go_fmt_autosave = a:value
 endfunction
@@ -353,6 +357,10 @@ function! go#config#FmtCommand() abort
   return get(g:, "go_fmt_command", "gofmt")
 endfunction
 
+function! go#config#ImportsMode() abort
+  return get(g:, "go_imports_mode", "goimports")
+endfunction
+
 function! go#config#FmtOptions() abort
   return get(b:, "go_fmt_options", get(g:, "go_fmt_options", {}))
 endfunction
@@ -509,6 +517,10 @@ function! go#config#ReferrersMode() abort
   return get(g:, 'go_referrers_mode', 'gopls')
 endfunction
 
+function! go#config#ImplementsMode() abort
+  return get(g:, 'go_implements_mode', 'guru')
+endfunction
+
 function! go#config#GoplsCompleteUnimported() abort
   return get(g:, 'go_gopls_complete_unimported', v:null)
 endfunction
@@ -536,6 +548,14 @@ function! go#config#GoplsTempModfile() abort
   return get(g:, 'go_gopls_temp_modfile', v:null)
 endfunction
 
+function! go#config#GoplsAnalyses() abort
+  return get(g:, 'go_gopls_analyses', v:null)
+endfunction
+
+function! go#config#GoplsLocal() abort
+  return get(g:, 'go_gopls_local', v:null)
+endfunction
+
 function! go#config#GoplsEnabled() abort
   return get(g:, 'go_gopls_enabled', 1)
 endfunction
diff --git a/autoload/graphql.vim b/autoload/graphql.vim
index 820a83c3..5a0a8c54 100644
--- a/autoload/graphql.vim
+++ b/autoload/graphql.vim
@@ -1,6 +1,6 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
 "
 " Permission is hereby granted, free of charge, to any person obtaining a copy
 " of this software and associated documentation files (the "Software"), to
diff --git a/autoload/jsx_pretty/comment.vim b/autoload/jsx_pretty/comment.vim
index c202ebf4..98eab5e3 100644
--- a/autoload/jsx_pretty/comment.vim
+++ b/autoload/jsx_pretty/comment.vim
@@ -1,20 +1,20 @@
 if !exists('g:polyglot_disabled') || !(index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'jsx') != -1)
 
 function! jsx_pretty#comment#update_commentstring(original)
-  let syn_current = s:syn_name(line('.'), col('.'))
-  let syn_start = s:syn_name(line('.'), 1)
+  let line = getline(".")
+  let col = col('.')
+  if line !~# '^\s*$' && line[: col - 1] =~# '^\s*$'    " skip indent
+    let col = indent('.') + 1
+  endif
+  let syn_start = s:syn_name(line('.'), col)
   let save_cursor = getcurpos()
 
   if syn_start =~? '^jsx'
-    let line = getline(".")
-    let start = len(matchstr(line, '^\s*'))
-    let syn_name = s:syn_name(line('.'), start + 1)
-
     if line =~ '^\s*//'
       let &l:commentstring = '// %s'
-    elseif s:syn_contains(line('.'), col('.'), 'jsxTaggedRegion')
+    elseif s:syn_contains(line('.'), col, 'jsxTaggedRegion')
       let &l:commentstring = '<!-- %s -->'
-    elseif syn_name =~? '^jsxAttrib'
+    elseif syn_start =~? '^jsxAttrib'
       let &l:commentstring = '// %s'
     else
       let &l:commentstring = '{/* %s */}'
diff --git a/autoload/rubycomplete.vim b/autoload/rubycomplete.vim
index 98f3b275..54b7e1b8 100644
--- a/autoload/rubycomplete.vim
+++ b/autoload/rubycomplete.vim
@@ -502,13 +502,8 @@ class VimRubyCompletion
     return if rails_base == nil
     $:.push rails_base unless $:.index( rails_base )
 
-    rails_config = rails_base + "config/"
-    rails_lib = rails_base + "lib/"
-    $:.push rails_config unless $:.index( rails_config )
-    $:.push rails_lib unless $:.index( rails_lib )
-
-    bootfile = rails_config + "boot.rb"
-    envfile = rails_config + "environment.rb"
+    bootfile = rails_base + "config/boot.rb"
+    envfile = rails_base + "config/environment.rb"
     if File.exists?( bootfile ) && File.exists?( envfile )
       begin
         require bootfile
diff --git a/autoload/rust.vim b/autoload/rust.vim
index 8bb2b126..373be590 100644
--- a/autoload/rust.vim
+++ b/autoload/rust.vim
@@ -501,7 +501,15 @@ function! s:SearchTestFunctionNameUnderCursor() abort
 
     " Search the end of test function (closing brace) to ensure that the
     " cursor position is within function definition
-    normal! %
+    if maparg('<Plug>(MatchitNormalForward)') ==# ''
+        normal! %
+    else
+        " Prefer matchit.vim official plugin to native % since the plugin
+        " provides better behavior than original % (#391)
+        " To load the plugin, run:
+        "   :packadd matchit
+        execute 'normal' "\<Plug>(MatchitNormalForward)"
+    endif
     if line('.') < cursor_line
         return ''
     endif
@@ -543,21 +551,20 @@ function! rust#Test(mods, winsize, all, options) abort
     let saved = getpos('.')
     try
         let func_name = s:SearchTestFunctionNameUnderCursor()
-        if func_name ==# ''
-            echohl ErrorMsg
-            echomsg 'No test function was found under the cursor. Please add ! to command if you want to run all tests'
-            echohl None
-            return
-        endif
-        if a:options ==# ''
-            execute cmd . 'cargo test --manifest-path' manifest func_name
-        else
-            execute cmd . 'cargo test --manifest-path' manifest func_name a:options
-        endif
-        return
     finally
         call setpos('.', saved)
     endtry
+    if func_name ==# ''
+        echohl ErrorMsg
+        echomsg 'No test function was found under the cursor. Please add ! to command if you want to run all tests'
+        echohl None
+        return
+    endif
+    if a:options ==# ''
+        execute cmd . 'cargo test --manifest-path' manifest func_name
+    else
+        execute cmd . 'cargo test --manifest-path' manifest func_name a:options
+    endif
 endfunction
 
 " }}}1
diff --git a/compiler/ocaml.vim b/compiler/ocaml.vim
index 0f64c8a0..c8fa745e 100644
--- a/compiler/ocaml.vim
+++ b/compiler/ocaml.vim
@@ -5,9 +5,9 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'ocaml') == -1
 " Maintainer:  Markus Mottl <markus.mottl@gmail.com>
 " URL:         http://www.ocaml.info/vim/compiler/ocaml.vim
 " Last Change:
+"              2020 Mar 28 - Improved error format (Thomas Leonard)
 "              2017 Nov 26 - Improved error format (Markus Mottl)
 "              2013 Aug 27 - Added a new OCaml error format (Markus Mottl)
-"              2013 Jun 30 - Initial version (Marc Weber)
 "
 " Marc Weber's comments:
 " Setting makeprg doesn't make sense, because there is ocamlc, ocamlopt,
@@ -33,6 +33,7 @@ let s:cpo_save = &cpo
 set cpo&vim
 
 CompilerSet errorformat =
+      \%EFile\ \"%f\"\\,\ lines\ %*\\d-%l\\,\ characters\ %c-%*\\d:,
       \%EFile\ \"%f\"\\,\ line\ %l\\,\ characters\ %c-%*\\d:,
       \%EFile\ \"%f\"\\,\ line\ %l\\,\ characters\ %c-%*\\d\ %.%#,
       \%EFile\ \"%f\"\\,\ line\ %l\\,\ character\ %c:%m,
diff --git a/compiler/powershell.vim b/compiler/powershell.vim
index 4d9d76b0..1737a5a5 100644
--- a/compiler/powershell.vim
+++ b/compiler/powershell.vim
@@ -17,21 +17,28 @@ let s:cpo_save = &cpo
 set cpo-=C
 
 if !exists("g:ps1_makeprg_cmd")
-  if !has('win32') || executable('pwsh')
+  if executable('pwsh')
     " pwsh is the future
     let g:ps1_makeprg_cmd = 'pwsh'
+  elseif executable('pwsh.exe')
+    let g:ps1_makeprg_cmd = 'pwsh.exe'
+  elseif executable('powershell.exe')
+    let g:ps1_makeprg_cmd = 'powershell.exe'
   else
-    " powershell is Windows-only
-    let g:ps1_makeprg_cmd = 'powershell'
+    let g:ps1_makeprg_cmd = ''
   endif
 endif
 
+if !executable(g:ps1_makeprg_cmd)
+  echoerr "To use the powershell compiler, please set g:ps1_makeprg_cmd to the powershell executable!"
+endif
+
 " Show CategoryInfo, FullyQualifiedErrorId, etc?
 let g:ps1_efm_show_error_categories = get(g:, 'ps1_efm_show_error_categories', 0)
 
 " Use absolute path because powershell requires explicit relative paths
 " (./file.ps1 is okay, but # expands to file.ps1)
-let &l:makeprg = g:ps1_makeprg_cmd .' %:p'
+let &l:makeprg = g:ps1_makeprg_cmd .' %:p:S'
 
 " Parse file, line, char from callstacks:
 "     Write-Ouput : The term 'Write-Ouput' is not recognized as the name of a
diff --git a/compiler/rustc.vim b/compiler/rustc.vim
index 3c378850..14034ae4 100644
--- a/compiler/rustc.vim
+++ b/compiler/rustc.vim
@@ -26,7 +26,7 @@ else
     if has('patch-7.4.191')
       CompilerSet makeprg=rustc\ \%:S
     else
-      CompilerSet makeprg=rustc\ \%
+      CompilerSet makeprg=rustc\ \"%\"
     endif
 endif
 
diff --git a/ftdetect/polyglot.vim b/ftdetect/polyglot.vim
index ed39b7c9..5a10dfff 100644
--- a/ftdetect/polyglot.vim
+++ b/ftdetect/polyglot.vim
@@ -111,7 +111,7 @@ function! s:isAnsible()
   let filename = expand("%:t")
   if filepath =~ '\v/(tasks|roles|handlers)/.*\.ya?ml$' | return 1 | en
   if filepath =~ '\v/(group|host)_vars/' | return 1 | en
-  if filename =~ '\v(playbook|site|main|local)\.ya?ml$' | return 1 | en
+  if filename =~ '\v(playbook|site|main|local|requirements)\.ya?ml$' | return 1 | en
 
   let shebang = getline(1)
   if shebang =~# '^#!.*/bin/env\s\+ansible-playbook\>' | return 1 | en
@@ -260,7 +260,14 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'crystal') == -1
 " vint: -ProhibitAutocmdWithNoGroup
 autocmd BufNewFile,BufReadPost *.cr setlocal filetype=crystal
 autocmd BufNewFile,BufReadPost Projectfile setlocal filetype=crystal
-autocmd BufNewFile,BufReadPost *.ecr setlocal filetype=eruby
+  augroup end
+endif
+
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'crystal') == -1
+  augroup filetypedetect
+  " crystal, from ecrystal.vim in rhysd/vim-crystal
+" vint: -ProhibitAutocmdWithNoGroup
+autocmd BufNewFile,BufReadPost *.ecr setlocal filetype=ecrystal
   augroup end
 endif
 
@@ -290,16 +297,18 @@ endif
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'dart') == -1
   augroup filetypedetect
   " dart, from dart.vim in dart-lang/dart-vim-plugin
-autocmd BufRead,BufNewFile *.dart set filetype=dart
+augroup dart-vim-plugin-ftdetec
+  autocmd!
+  autocmd BufRead,BufNewFile *.dart set filetype=dart
+  autocmd BufRead * call s:DetectShebang()
+augroup END
 
 function! s:DetectShebang()
   if did_filetype() | return | endif
-  if getline(1) == '#!/usr/bin/env dart'
+  if getline(1) ==# '#!/usr/bin/env dart'
     setlocal filetype=dart
   endif
 endfunction
-
-autocmd BufRead * call s:DetectShebang()
   augroup end
 endif
 
@@ -522,7 +531,7 @@ endif
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
   augroup filetypedetect
   " graphql, from graphql.vim in jparise/vim-graphql:_ALL
-" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
 "
 " Permission is hereby granted, free of charge, to any person obtaining a copy
 " of this software and associated documentation files (the "Software"), to
diff --git a/ftplugin/crystal.vim b/ftplugin/crystal.vim
index c23d93f6..441e069f 100644
--- a/ftplugin/crystal.vim
+++ b/ftplugin/crystal.vim
@@ -5,6 +5,11 @@ if exists('b:did_ftplugin')
 endif
 let b:did_ftplugin = 1
 
+" This file is loaded on 'ecrystal' filetype
+if &filetype !=# 'crystal'
+  finish
+endif
+
 let s:save_cpo = &cpo
 set cpo&vim
 
@@ -76,6 +81,11 @@ if &l:ofu ==# ''
   setlocal omnifunc=crystal_lang#complete
 endif
 
+if exists('AutoPairsLoaded')
+  let b:AutoPairs = { '{%': '%}' }
+  call extend(b:AutoPairs, g:AutoPairs, 'force')
+endif
+
 let &cpo = s:save_cpo
 unlet s:save_cpo
 
diff --git a/ftplugin/ecrystal.vim b/ftplugin/ecrystal.vim
new file mode 100644
index 00000000..b8687853
--- /dev/null
+++ b/ftplugin/ecrystal.vim
@@ -0,0 +1,100 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'crystal') == -1
+
+if exists('b:did_ftplugin')
+  finish
+endif
+
+" Define some defaults in case the included ftplugins don't set them.
+let s:comments = ''
+let s:shiftwidth = ''
+let s:undo_ftplugin = ''
+let s:browsefilter = 'All Files (*.*)\t*.*\n'
+let s:match_words = ''
+
+call ecrystal#SetSubtype()
+
+if b:ecrystal_subtype !=# ''
+  exe 'runtime! ftplugin/'.b:ecrystal_subtype.'.vim ftplugin/'.b:ecrystal_subtype.'_*.vim ftplugin/'.b:ecrystal_subtype.'/*.vim'
+  unlet! b:did_ftplugin
+
+  " Keep the comments for this filetype
+  let s:comments = escape(&comments, ' \')
+
+  " Keep the shiftwidth for this filetype
+  let s:shiftwidth = &shiftwidth
+
+  " Override our defaults if these were set by an included ftplugin.
+  if exists('b:undo_ftplugin')
+    let s:undo_ftplugin = b:undo_ftplugin
+    unlet b:undo_ftplugin
+  endif
+  if exists('b:browsefilter')
+    let s:browsefilter = b:browsefilter
+    unlet b:browsefilter
+  endif
+  if exists('b:match_words')
+    let s:match_words = b:match_words
+    unlet b:match_words
+  endif
+endif
+
+runtime! ftplugin/crystal.vim ftplugin/crystal_*.vim ftplugin/crystal/*.vim
+let b:did_ftplugin = 1
+
+" Combine the new set of values with those previously included.
+if exists('b:undo_ftplugin')
+  let s:undo_ftplugin = b:undo_ftplugin . ' | ' . s:undo_ftplugin
+endif
+if exists ('b:browsefilter')
+  let s:browsefilter = substitute(b:browsefilter,'\cAll Files (\*\.\*)\t\*\.\*\n','','') . s:browsefilter
+endif
+if exists('b:match_words')
+  let s:match_words = b:match_words . ',' . s:match_words
+endif
+
+" Change the browse dialog on Win32 to show mainly eCrystal-related files
+if has('gui_win32')
+  let b:browsefilter='eCrystal Files (*.ecr)\t*.ecr\n' . s:browsefilter
+endif
+
+" Load the combined list of match_words for matchit.vim
+if exists('loaded_matchit')
+  let b:match_words = s:match_words
+endif
+
+" Define additional pairs for jiangmiao/auto-pairs
+if exists('AutoPairsLoaded')
+  let b:AutoPairs = {
+        \ '<%': '%>',
+        \ '<%=': '%>',
+        \ '<%#': '%>',
+        \ '<%-': '-%>',
+        \ '<%-=': '-%>',
+        \ '<%-#': '-%>',
+        \ }
+
+  call extend(b:AutoPairs, g:AutoPairs, 'force')
+endif
+
+" Load the subtype's vim-endwise settings
+if exists('loaded_endwise') && b:ecrystal_subtype !=# ''
+  exec 'doautocmd endwise FileType ' . b:ecrystal_subtype
+endif
+
+" Start RagTag
+if exists('loaded_ragtag')
+  call RagtagInit()
+endif
+
+exec 'setlocal comments='.s:comments
+exec 'setlocal shiftwidth='.s:shiftwidth
+setlocal commentstring=<%#%s%>
+
+setlocal suffixesadd=.ecr
+
+let b:undo_ftplugin = 'setlocal comments< commentstring< shiftwidth<' .
+      \ '| unlet! b:browsefilter b:match_words ' .
+      \ '| unlet! b:AutoPairs ' .
+      \ '| ' . s:undo_ftplugin
+
+endif
diff --git a/ftplugin/fish.vim b/ftplugin/fish.vim
index 7ba9c927..393b84e4 100644
--- a/ftplugin/fish.vim
+++ b/ftplugin/fish.vim
@@ -7,7 +7,6 @@ setlocal foldexpr=fish#Fold()
 setlocal formatoptions+=ron1
 setlocal formatoptions-=t
 setlocal include=\\v^\\s*\\.>
-setlocal iskeyword=@,48-57,-,_,.,/
 setlocal suffixesadd^=.fish
 
 " Use the 'j' format option when available.
diff --git a/ftplugin/graphql.vim b/ftplugin/graphql.vim
index df6004fb..524be44c 100644
--- a/ftplugin/graphql.vim
+++ b/ftplugin/graphql.vim
@@ -1,6 +1,6 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
 "
 " Permission is hereby granted, free of charge, to any person obtaining a copy
 " of this software and associated documentation files (the "Software"), to
diff --git a/ftplugin/ps1.vim b/ftplugin/ps1.vim
index 4baa4665..f14a31eb 100644
--- a/ftplugin/ps1.vim
+++ b/ftplugin/ps1.vim
@@ -30,8 +30,30 @@ if has("gui_win32")
 				\ "All Files (*.*)\t*.*\n"
 endif
 
+" Look up keywords by Get-Help:
+" check for PowerShell Core in Windows, Linux or MacOS
+if executable('pwsh') | let s:pwsh_cmd = 'pwsh'
+  " on Windows Subsystem for Linux, check for PowerShell Core in Windows
+elseif exists('$WSLENV') && executable('pwsh.exe') | let s:pwsh_cmd = 'pwsh.exe'
+  " check for PowerShell <= 5.1 in Windows
+elseif executable('powershell.exe') | let s:pwsh_cmd = 'powershell.exe'
+endif
+
+if exists('s:pwsh_cmd')
+  if !has('gui_running') && executable('less') &&
+        \ !(exists('$ConEmuBuild') && &term =~? '^xterm')
+    " For exclusion of ConEmu, see https://github.com/Maximus5/ConEmu/issues/2048
+    command! -buffer -nargs=1 GetHelp silent exe '!' . s:pwsh_cmd . ' -NoLogo -NoProfile -NonInteractive -ExecutionPolicy RemoteSigned -Command Get-Help -Full "<args>" | ' . (has('unix') ? 'LESS= less' : 'less') | redraw!
+  elseif has('terminal')
+    command! -buffer -nargs=1 GetHelp silent exe 'term ' . s:pwsh_cmd . ' -NoLogo -NoProfile -NonInteractive -ExecutionPolicy RemoteSigned -Command Get-Help -Full "<args>"' . (executable('less') ? ' | less' : '')
+  else
+    command! -buffer -nargs=1 GetHelp echo system(s:pwsh_cmd . ' -NoLogo -NoProfile -NonInteractive -ExecutionPolicy RemoteSigned -Command Get-Help -Full <args>')
+  endif
+endif
+setlocal keywordprg=:GetHelp
+
 " Undo the stuff we changed
-let b:undo_ftplugin = "setlocal tw< cms< fo<" .
+let b:undo_ftplugin = "setlocal tw< cms< fo< iskeyword< keywordprg<" .
 			\ " | unlet! b:browsefilter"
 
 
diff --git a/ftplugin/racket.vim b/ftplugin/racket.vim
index ccdcdef4..89990061 100644
--- a/ftplugin/racket.vim
+++ b/ftplugin/racket.vim
@@ -55,8 +55,6 @@ endfunction
 
 vnoremap <buffer> K :call <SID>Racket_visual_doc()<cr>
 
-nnoremap <buffer> <f9> :!racket -t %<cr>
-
 "setl commentstring=;;%s
 setl commentstring=#\|\ %s\ \|#
 
diff --git a/ftplugin/razor.vim b/ftplugin/razor.vim
index 76348dd0..2d516bfc 100644
--- a/ftplugin/razor.vim
+++ b/ftplugin/razor.vim
@@ -1,30 +1,10 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'razor') == -1
 
-" Vim filetype plugin
-" Language:	    LessCSS
-" Author:	    Tim Pope <vimNOSPAM@tpope.org>
-" Maintainer:   Leonard Ehrenfried <leonard.ehrenfried@web.de>
-" Last Change:  2011 Sep 30
-
-" Only do this when not done yet for this buffer
-:UltiSnipsAddFiletypes razor.html
-
 if exists("b:did_ftplugin")
   finish
 endif
 let b:did_ftplugin = 1
 
-"let b:undo_ftplugin = "setl cms< def< inc< inex< ofu< sua<"
-
-"setlocal iskeyword+=-
-"setlocal commentstring=//\ %s
-"setlocal define=^\\s*\\%(@mixin\\\|=\\)
-"setlocal includeexpr=substitute(v:fname,'\\%(.*/\\\|^\\)\\zs','_','')
-"setlocal omnifunc=csscomplete#CompleteCSS
-"setlocal suffixesadd=.less
-
-"let &l:include = '^\s*@import\s\+\%(url(\)\=["'']\='
-
 " vim:set sw=2:
 
 endif
diff --git a/ftplugin/rust.vim b/ftplugin/rust.vim
index dab5d5ab..211f86b0 100644
--- a/ftplugin/rust.vim
+++ b/ftplugin/rust.vim
@@ -123,7 +123,7 @@ command! -nargs=* -buffer RustEmitAsm call rust#Emit("asm", <q-args>)
 command! -range=% RustPlay :call rust#Play(<count>, <line1>, <line2>, <f-args>)
 
 " See |:RustFmt| for docs
-command! -buffer RustFmt call rustfmt#Format()
+command! -bar -buffer RustFmt call rustfmt#Format()
 
 " See |:RustFmtRange| for docs
 command! -range -buffer RustFmtRange call rustfmt#FormatRange(<line1>, <line2>)
diff --git a/ftplugin/svelte.vim b/ftplugin/svelte.vim
new file mode 100644
index 00000000..3c3df23a
--- /dev/null
+++ b/ftplugin/svelte.vim
@@ -0,0 +1,47 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'svelte') == -1
+
+" Vim filetype plugin
+" Language:   Svelte 3 (HTML/JavaScript)
+" Author:     Evan Lecklider <evan@lecklider.com>
+" Maintainer: Evan Lecklide <evan@lecklider.com>
+" URL:        https://github.com/evanleck/vim-svelte
+if (exists('b:did_ftplugin'))
+  finish
+endif
+let b:did_ftplugin = 1
+
+" Matchit support
+if exists('loaded_matchit') && !exists('b:match_words')
+  let b:match_ignorecase = 0
+
+  " In order:
+  "
+  " 1. Svelte control flow keywords.
+  " 2. Parens.
+  " 3-5. HTML tags pulled from Vim itself.
+  "
+  " https://github.com/vim/vim/blob/5259275347667a90fb88d8ea74331f88ad68edfc/runtime/ftplugin/html.vim#L29-L35
+  let b:match_words =
+        \ '#\%(if\|await\|each\)\>:\:\%(else\|catch\|then\)\>:\/\%(if\|await\|each\)\>,' .
+        \ '{:},' .
+        \ '<\@<=[ou]l\>[^>]*\%(>\|$\):<\@<=li\>:<\@<=/[ou]l>,' .
+        \ '<\@<=dl\>[^>]*\%(>\|$\):<\@<=d[td]\>:<\@<=/dl>,' .
+        \ '<\@<=\([^/][^ \t>]*\)[^>]*\%(>\|$\):<\@<=/\1>'
+endif
+
+" ALE fixing and linting.
+if exists('g:loaded_ale')
+  if !exists('b:ale_fixers')
+    let b:ale_fixers = ['eslint', 'prettier', 'prettier_standard']
+  endif
+
+  if !exists('b:ale_linter_aliases')
+    let b:ale_linter_aliases = ['css', 'javascript']
+  endif
+
+  if !exists('b:ale_linters')
+    let b:ale_linters = ['stylelint', 'eslint']
+  endif
+endif
+
+endif
diff --git a/ftplugin/typescriptreact.vim b/ftplugin/typescriptreact.vim
index 8a6bb9b5..6b8380f7 100644
--- a/ftplugin/typescriptreact.vim
+++ b/ftplugin/typescriptreact.vim
@@ -10,6 +10,10 @@ if exists("loaded_matchit") && !exists('b:tsx_match_words')
     \ : b:tsx_match_words
 endif
 
+" Comment formatting
+setlocal comments=s1:/*,mb:*,ex:*/,://
+setlocal formatoptions-=t formatoptions+=croql
+
 set suffixesadd+=.tsx
 
 endif
diff --git a/ftplugin/vala.vim b/ftplugin/vala.vim
index ef433a26..00eefd1d 100644
--- a/ftplugin/vala.vim
+++ b/ftplugin/vala.vim
@@ -37,7 +37,7 @@ endfunction
 command! -buffer -bar CCode call CCode()
 command! -buffer -bar ValaCodingStyle call ValaCodingStyle()
 
-if get(g:, 'vala_syntax_folding_enabled', 1)
+if get(g:, 'vala_syntax_folding_enabled', 0)
   setlocal foldmethod=syntax
 endif
 
diff --git a/indent/crystal.vim b/indent/crystal.vim
index 74b5cc10..66eeef42 100644
--- a/indent/crystal.vim
+++ b/indent/crystal.vim
@@ -6,431 +6,78 @@ if exists('b:did_indent')
 endif
 let b:did_indent = 1
 
-if !exists('g:crystal_indent_access_modifier_style')
-  " Possible values: "normal", "indent", "outdent"
-  let g:crystal_indent_access_modifier_style = 'normal'
-endif
-
 setlocal nosmartindent
 
 " Now, set up our indentation expression and keys that trigger it.
 setlocal indentexpr=GetCrystalIndent(v:lnum)
 setlocal indentkeys=0{,0},0),0],!^F,o,O,e,:,.
-setlocal indentkeys+==end,=else,=elsif,=when,=ensure,=rescue,==begin,==end
+setlocal indentkeys+==end,=else,=elsif,=when,=ensure,=rescue
 setlocal indentkeys+==private,=protected
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Only define the function once.
 if exists('*GetCrystalIndent')
   finish
 endif
 
-let s:cpo_save = &cpo
-set cpo&vim
-
-" 1. Variables {{{1
-" ============
-
-" Regex of syntax group names that are or delimit strings/symbols or are comments.
-let s:syng_strcom = '\<crystal\%(Regexp\|RegexpDelimiter\|RegexpEscape' .
-      \ '\|Symbol\|String\|StringDelimiter\|StringEscape\|CharLiteral\|ASCIICode' .
-      \ '\|Interpolation\|InterpolationDelimiter\|NoInterpolation\|Comment\|Documentation\)\>'
-
-" Regex of syntax group names that are strings.
-let s:syng_string =
-      \ '\<crystal\%(String\|Interpolation\|NoInterpolation\|StringEscape\)\>'
-
-" Regex of syntax group names that are strings or documentation.
-let s:syng_stringdoc =
-      \'\<crystal\%(String\|Interpolation\|NoInterpolation\|StringEscape\|Documentation\)\>'
-
-" Expression used to check whether we should skip a match with searchpair().
-let s:skip_expr =
-      \ "synIDattr(synID(line('.'),col('.'),1),'name') =~ '".s:syng_strcom."'"
-
-" Regex used for words that, at the start of a line, add a level of indent.
-let s:crystal_indent_keywords =
-      \ '^\s*\zs\<\%(\%(\%(private\|protected\)\s\+\)\=\%(abstract\s\+\)\=\%(class\|struct\)' .
-      \ '\|if\|for\|while\|until\|else\|elsif\|case\|when\|unless\|begin\|ensure\|rescue\|union' .
-      \ '\|\%(private\|protected\)\=\s*\%(def\|class\|struct\|module\|macro\|lib\|enum\)\):\@!\>' .
-      \ '\|\%([=,*/%+-]\|<<\|>>\|:\s\)\s*\zs' .
-      \ '\<\%(if\|for\|while\|until\|case\|unless\|begin\):\@!\>' .
-      \ '\|{%\s*\<\%(if\|for\|while\|until\|case\|unless\|begin\|else\|elsif\|when\)'
-
-" Regex used for words that, at the start of a line, remove a level of indent.
-let s:crystal_deindent_keywords =
-      \ '^\s*\zs\<\%(ensure\|else\|rescue\|elsif\|when\|end\):\@!\>' .
-      \ '\|{%\s*\<\%(ensure\|else\|rescue\|elsif\|when\|end\)\>'
-
-" Regex that defines the start-match for the 'end' keyword.
-" TODO: the do here should be restricted somewhat (only at end of line)?
-let s:end_start_regex =
-      \ '{%\s*\<\%(if\|for\|while\|until\|unless\|begin\)\>\|' .
-      \ '\C\%(^\s*\|[=,*/%+\-|;{]\|<<\|>>\|:\s\)\s*\zs' .
-      \ '\<\%(\%(\%(private\|protected\)\s\+\)\=\%(abstract\s\+\)\=\%(class\|struct\)' .
-      \ '\|if\|for\|while\|until\|case\|unless\|begin\|union' .
-      \ '\|\%(private\|protected\)\=\s*\%(def\|lib\|enum\|macro\|module\)\):\@!\>' .
-      \ '\|\%(^\|[^.:@$]\)\@<=\<do:\@!\>'
-
-" Regex that defines the middle-match for the 'end' keyword.
-let s:end_middle_regex =
-      \ '{%\s*\<\%(ensure\|else\|when\|elsif\)\>\s*%}\|' .
-      \ '\<\%(ensure\|else\|\%(\%(^\|;\)\s*\)\@<=\<rescue:\@!\>\|when\|elsif\):\@!\>'
-
-" Regex that defines the end-match for the 'end' keyword.
-let s:end_end_regex = '\%(^\|[^.:@$]\)\@<=\<end:\@!\>\|{%\s*\<\%(end\)\>'
-
-" Expression used for searchpair() call for finding match for 'end' keyword.
-let s:end_skip_expr = s:skip_expr .
-      \ ' || (expand("<cword>") == "do"' .
-      \ ' && getline(".") =~ "^\\s*\\<\\(while\\|until\\|for\\):\\@!\\>")'
-
-" Regex that defines continuation lines, not including (, {, or [.
-let s:non_bracket_continuation_regex = '\%([\\.,:*/%+]\|\<and\|\<or\|\%(<%\)\@<![=-]\|\W[|&?]\|||\|&&\)\s*\%(#.*\)\=$'
-
-" Regex that defines continuation lines.
-let s:continuation_regex =
-      \ '\%(%\@<![({[\\.,:*/%+]\|\<and\|\<or\|\%(<%\)\@<![=-]\|\W[|&?]\|||\|&&\)\s*\%(#.*\)\=$'
-
-" Regex that defines continuable keywords
-let s:continuable_regex =
-      \ '\C\%(^\s*\|[=,*/%+\-|;{]\|<<\|>>\|:\s\)\s*\zs' .
-      \ '\<\%(if\|for\|while\|until\|unless\):\@!\>'
-
-" Regex that defines bracket continuations
-let s:bracket_continuation_regex = '%\@<!\%([({[]\)\s*\%(#.*\)\=$'
-
-" Regex that defines end of bracket continuation followed by another continuation
-let s:bracket_switch_continuation_regex = '^\([^(]\+\zs).\+\)\+'.s:continuation_regex
-
-" Regex that defines the first part of a splat pattern
-let s:splat_regex = '[[,(]\s*\*\s*\%(#.*\)\=$'
-
-" Regex that defines blocks.
-"
-" Note that there's a slight problem with this regex and s:continuation_regex.
-" Code like this will be matched by both:
-"
-"   method_call do |(a, b)|
-"
-" The reason is that the pipe matches a hanging "|" operator.
-"
-let s:block_regex =
-      \ '\%(\<do:\@!\>\|%\@<!{\)\s*\%(|\s*(*\s*\%([*@&]\=\h\w*,\=\s*\)\%(,\s*(*\s*[*@&]\=\h\w*\s*)*\s*\)*|\)\=\s*\%(#.*\)\=$'
-
-let s:block_continuation_regex = '^\s*[^])}\t ].*'.s:block_regex
-
-" Regex that describes a leading operator (only a method call's dot for now)
-let s:leading_operator_regex = '^\s*[.]'
-
-" Regex that describes all indent access modifiers
-let s:access_modifier_regex = '\C^\s*\%(protected\|private\)\s*\%(#.*\)\=$'
-
-" 2. Auxiliary Functions {{{1
-" ======================
-
-" Check if the character at lnum:col is inside a string, comment, or is ascii.
-function s:IsInStringOrComment(lnum, col)
-  return synIDattr(synID(a:lnum, a:col, 1), 'name') =~# s:syng_strcom
-endfunction
-
-" Check if the character at lnum:col is inside a string.
-function s:IsInString(lnum, col)
-  return synIDattr(synID(a:lnum, a:col, 1), 'name') =~# s:syng_string
-endfunction
-
-" Check if the character at lnum:col is inside a string or documentation.
-function s:IsInStringOrDocumentation(lnum, col)
-  return synIDattr(synID(a:lnum, a:col, 1), 'name') =~# s:syng_stringdoc
-endfunction
-
-" Check if the character at lnum:col is inside a string delimiter
-function s:IsInStringDelimiter(lnum, col)
-  return synIDattr(synID(a:lnum, a:col, 1), 'name') ==# 'crystalStringDelimiter'
-endfunction
-
-" Find line above 'lnum' that isn't empty, in a comment, or in a string.
-function s:PrevNonBlankNonString(lnum)
-  let in_block = 0
-  let lnum = prevnonblank(a:lnum)
-  while lnum > 0
-    " Go in and out of blocks comments as necessary.
-    " If the line isn't empty (with opt. comment) or in a string, end search.
-    let line = getline(lnum)
-    if line =~# '^=begin'
-      if in_block
-        let in_block = 0
-      else
-        break
-      endif
-    elseif !in_block && line =~# '^=end'
-      let in_block = 1
-    elseif !in_block && line !~# '^\s*#.*$' && !(s:IsInStringOrComment(lnum, 1)
-          \ && s:IsInStringOrComment(lnum, strlen(line)))
-      break
-    endif
-    let lnum = prevnonblank(lnum - 1)
-  endwhile
-  return lnum
-endfunction
-
-" Find line above 'lnum' that started the continuation 'lnum' may be part of.
-function s:GetMSL(lnum)
-  " Start on the line we're at and use its indent.
-  let msl = a:lnum
-  let msl_body = getline(msl)
-  let lnum = s:PrevNonBlankNonString(a:lnum - 1)
-  while lnum > 0
-    " If we have a continuation line, or we're in a string, use line as MSL.
-    " Otherwise, terminate search as we have found our MSL already.
-    let line = getline(lnum)
-
-    if s:Match(msl, s:leading_operator_regex)
-      " If the current line starts with a leading operator, keep its indent
-      " and keep looking for an MSL.
-      let msl = lnum
-    elseif s:Match(lnum, s:splat_regex)
-      " If the above line looks like the "*" of a splat, use the current one's
-      " indentation.
-      "
-      " Example:
-      "   Hash[*
-      "     method_call do
-      "       something
-      "
-      return msl
-    elseif s:Match(lnum, s:non_bracket_continuation_regex) &&
-          \ s:Match(msl, s:non_bracket_continuation_regex)
-      " If the current line is a non-bracket continuation and so is the
-      " previous one, keep its indent and continue looking for an MSL.
-      "
-      " Example:
-      "   method_call one,
-      "     two,
-      "     three
-      "
-      let msl = lnum
-    elseif s:Match(lnum, s:non_bracket_continuation_regex) &&
-          \ (s:Match(msl, s:bracket_continuation_regex) || s:Match(msl, s:block_continuation_regex))
-      " If the current line is a bracket continuation or a block-starter, but
-      " the previous is a non-bracket one, respect the previous' indentation,
-      " and stop here.
-      "
-      " Example:
-      "   method_call one,
-      "     two {
-      "     three
-      "
-      return lnum
-    elseif s:Match(lnum, s:bracket_continuation_regex) &&
-          \ (s:Match(msl, s:bracket_continuation_regex) || s:Match(msl, s:block_continuation_regex))
-      " If both lines are bracket continuations (the current may also be a
-      " block-starter), use the current one's and stop here
-      "
-      " Example:
-      "   method_call(
-      "     other_method_call(
-      "       foo
-      return msl
-    elseif s:Match(lnum, s:block_regex) &&
-          \ !s:Match(msl, s:continuation_regex) &&
-          \ !s:Match(msl, s:block_continuation_regex)
-      " If the previous line is a block-starter and the current one is
-      " mostly ordinary, use the current one as the MSL.
-      "
-      " Example:
-      "   method_call do
-      "     something
-      "     something_else
-      return msl
-    else
-      let col = match(line, s:continuation_regex) + 1
-      if (col > 0 && !s:IsInStringOrComment(lnum, col))
-            \ || s:IsInString(lnum, strlen(line))
-        let msl = lnum
-      else
-        break
-      endif
-    endif
-
-    let msl_body = getline(msl)
-    let lnum = s:PrevNonBlankNonString(lnum - 1)
-  endwhile
-  return msl
-endfunction
-
-" Check if line 'lnum' has more opening brackets than closing ones.
-function s:ExtraBrackets(lnum)
-  let opening = {'parentheses': [], 'braces': [], 'brackets': []}
-  let closing = {'parentheses': [], 'braces': [], 'brackets': []}
-
-  let line = getline(a:lnum)
-  let pos  = match(line, '[][(){}]', 0)
-
-  " Save any encountered opening brackets, and remove them once a matching
-  " closing one has been found. If a closing bracket shows up that doesn't
-  " close anything, save it for later.
-  while pos != -1
-    if !s:IsInStringOrComment(a:lnum, pos + 1)
-      if line[pos] ==# '('
-        call add(opening.parentheses, {'type': '(', 'pos': pos})
-      elseif line[pos] ==# ')'
-        if empty(opening.parentheses)
-          call add(closing.parentheses, {'type': ')', 'pos': pos})
-        else
-          let opening.parentheses = opening.parentheses[0:-2]
-        endif
-      elseif line[pos] ==# '{'
-        call add(opening.braces, {'type': '{', 'pos': pos})
-      elseif line[pos] ==# '}'
-        if empty(opening.braces)
-          call add(closing.braces, {'type': '}', 'pos': pos})
-        else
-          let opening.braces = opening.braces[0:-2]
-        endif
-      elseif line[pos] ==# '['
-        call add(opening.brackets, {'type': '[', 'pos': pos})
-      elseif line[pos] ==# ']'
-        if empty(opening.brackets)
-          call add(closing.brackets, {'type': ']', 'pos': pos})
-        else
-          let opening.brackets = opening.brackets[0:-2]
-        endif
-      endif
-    endif
-
-    let pos = match(line, '[][(){}]', pos + 1)
-  endwhile
-
-  " Find the rightmost brackets, since they're the ones that are important in
-  " both opening and closing cases
-  let rightmost_opening = {'type': '(', 'pos': -1}
-  let rightmost_closing = {'type': ')', 'pos': -1}
-
-  for opening in opening.parentheses + opening.braces + opening.brackets
-    if opening.pos > rightmost_opening.pos
-      let rightmost_opening = opening
-    endif
-  endfor
-
-  for closing in closing.parentheses + closing.braces + closing.brackets
-    if closing.pos > rightmost_closing.pos
-      let rightmost_closing = closing
-    endif
-  endfor
-
-  return [rightmost_opening, rightmost_closing]
-endfunction
-
-function s:Match(lnum, regex)
-  let line   = getline(a:lnum)
-  let offset = match(line, '\C'.a:regex)
-  let col    = offset + 1
-
-  while offset > -1 && s:IsInStringOrComment(a:lnum, col)
-    let offset = match(line, '\C'.a:regex, offset + 1)
-    let col = offset + 1
-  endwhile
-
-  if offset > -1
-    return col
-  else
-    return 0
-  endif
-endfunction
-
-" Locates the containing class/module's definition line, ignoring nested classes
-" along the way.
-"
-function! s:FindContainingClass()
-  let saved_position = getpos('.')
-
-  while searchpair(s:end_start_regex, s:end_middle_regex, s:end_end_regex, 'bW',
-        \ s:end_skip_expr) > 0
-    if expand('<cword>') =~# '\<class\|module\>'
-      let found_lnum = line('.')
-      call setpos('.', saved_position)
-      return found_lnum
-    endif
-  endwhile
-
-  call setpos('.', saved_position)
-  return 0
-endfunction
+" Return the value of a single shift-width
+if exists('*shiftwidth')
+  let s:sw = function('shiftwidth')
+else
+  function s:sw()
+    return &shiftwidth
+  endfunction
+endif
 
-" 3. GetCrystalIndent Function {{{1
+" GetCrystalIndent Function {{{1
 " =========================
 
 function GetCrystalIndent(...)
-  " 3.1. Setup {{{2
-  " ----------
-
-  " The value of a single shift-width
-  if exists('*shiftwidth')
-    let sw = shiftwidth()
-  else
-    let sw = &sw
-  endif
+  " Setup {{{2
+  " -----
 
   " For the current line, use the first argument if given, else v:lnum
   let clnum = a:0 ? a:1 : v:lnum
 
-  " Set up variables for restoring position in file.  Could use clnum here.
-  let vcol = col('.')
+  " Set up variables for restoring position in file
+  let vcol = col(clnum)
 
-  " 3.2. Work on the current line {{{2
-  " -----------------------------
+  " Work on the current line {{{2
+  " ------------------------
 
   " Get the current line.
   let line = getline(clnum)
   let ind = -1
 
-  " If this line is an access modifier keyword, align according to the closest
-  " class declaration.
-  if g:crystal_indent_access_modifier_style ==? 'indent'
-    if s:Match(clnum, s:access_modifier_regex)
-      let class_line = s:FindContainingClass()
-      if class_line > 0
-        return indent(class_line) + sw
-      endif
-    endif
-  elseif g:crystal_indent_access_modifier_style ==? 'outdent'
-    if s:Match(clnum, s:access_modifier_regex)
-      let class_line = s:FindContainingClass()
-      if class_line > 0
-        return indent(class_line)
-      endif
-    endif
-  endif
-
   " If we got a closing bracket on an empty line, find its match and indent
   " according to it.  For parentheses we indent to its column - 1, for the
   " others we indent to the containing line's MSL's level.  Return -1 if fail.
   let col = matchend(line, '^\s*[]})]')
-  if col > 0 && !s:IsInStringOrComment(clnum, col)
+  if col > 0 && !crystal#indent#IsInStringOrComment(clnum, col)
     call cursor(clnum, col)
     let bs = strpart('(){}[]', stridx(')}]', line[col - 1]) * 2, 2)
-    if searchpair(escape(bs[0], '\['), '', bs[1], 'bW', s:skip_expr) > 0
+    if searchpair(escape(bs[0], '\['), '', bs[1], 'bW', g:crystal#indent#skip_expr)
       if line[col-1] ==# ')' && col('.') != col('$') - 1
         let ind = virtcol('.') - 1
       else
-        let ind = indent(s:GetMSL(line('.')))
+        let ind = indent(crystal#indent#GetMSL(line('.')))
       endif
     endif
     return ind
   endif
 
-  " If we have a =begin or =end set indent to first column.
-  if match(line, '^\s*\%(=begin\|=end\)$') != -1
-    return 0
-  endif
-
   " If we have a deindenting keyword, find its match and indent to its level.
   " TODO: this is messy
-  if s:Match(clnum, s:crystal_deindent_keywords)
+  if crystal#indent#Match(clnum, g:crystal#indent#crystal_deindent_keywords)
     call cursor(clnum, 1)
-    if searchpair(s:end_start_regex, s:end_middle_regex, s:end_end_regex, 'bW',
-          \ s:end_skip_expr) > 0
-      let msl  = s:GetMSL(line('.'))
+    if searchpair(
+          \ g:crystal#indent#end_start_regex,
+          \ g:crystal#indent#end_middle_regex,
+          \ g:crystal#indent#end_end_regex,
+          \ 'bW', g:crystal#indent#skip_expr)
+      let msl  = crystal#indent#GetMSL(line('.'))
       let line = getline(line('.'))
 
       if strpart(line, 0, col('.') - 1) =~# '=\s*$' &&
@@ -449,29 +96,29 @@ function GetCrystalIndent(...)
     return ind
   endif
 
-  " If we are in a multi-line string or line-comment, don't do anything to it.
-  if s:IsInStringOrDocumentation(clnum, matchend(line, '^\s*') + 1)
+  " If we are in a multi-line string, don't do anything to it.
+  if crystal#indent#IsInString(clnum, matchend(line, '^\s*') + 1)
     return indent('.')
   endif
 
   " If we are at the closing delimiter of a "<<" heredoc-style string, set the
   " indent to 0.
   if line =~# '^\k\+\s*$'
-        \ && s:IsInStringDelimiter(clnum, 1)
-        \ && search('\V<<'.line, 'nbW') > 0
+        \ && crystal#indent#IsInStringDelimiter(clnum, 1)
+        \ && search('\V<<'.line, 'nbW')
     return 0
   endif
 
   " If the current line starts with a leading operator, add a level of indent.
-  if s:Match(clnum, s:leading_operator_regex)
-    return indent(s:GetMSL(clnum)) + sw
+  if crystal#indent#Match(clnum, g:crystal#indent#leading_operator_regex)
+    return indent(crystal#indent#GetMSL(clnum)) + s:sw()
   endif
 
-  " 3.3. Work on the previous line. {{{2
-  " -------------------------------
+  " Work on the previous line. {{{2
+  " --------------------------
 
   " Find a non-blank, non-multi-line string line above the current line.
-  let lnum = s:PrevNonBlankNonString(clnum - 1)
+  let lnum = crystal#indent#PrevNonBlankNonString(clnum - 1)
 
   " If the line is empty and inside a string, use the previous line.
   if line =~# '^\s*$' && lnum != prevnonblank(clnum - 1)
@@ -487,33 +134,34 @@ function GetCrystalIndent(...)
   let line = getline(lnum)
   let ind = indent(lnum)
 
-  if s:Match(lnum, s:continuable_regex) && s:Match(lnum, s:continuation_regex)
-    return indent(s:GetMSL(lnum)) + sw + sw
+  if crystal#indent#Match(lnum, g:crystal#indent#continuable_regex) &&
+        \ crystal#indent#Match(lnum, g:crystal#indent#continuation_regex)
+    return indent(crystal#indent#GetMSL(lnum)) + s:sw() * 2
   endif
 
   " If the previous line ended with a block opening, add a level of indent.
-  if s:Match(lnum, s:block_regex)
-    let msl = s:GetMSL(lnum)
+  if crystal#indent#Match(lnum, g:crystal#indent#block_regex)
+    let msl = crystal#indent#GetMSL(lnum)
 
     if getline(msl) =~# '=\s*\(#.*\)\=$'
       " in the case of assignment to the msl, align to the starting line,
       " not to the msl
-      let ind = indent(lnum) + sw
+      let ind = indent(lnum) + s:sw()
     else
-      let ind = indent(msl) + sw
+      let ind = indent(msl) + s:sw()
     endif
     return ind
   endif
 
   " If the previous line started with a leading operator, use its MSL's level
   " of indent
-  if s:Match(lnum, s:leading_operator_regex)
-    return indent(s:GetMSL(lnum))
+  if crystal#indent#Match(lnum, g:crystal#indent#leading_operator_regex)
+    return indent(crystal#indent#GetMSL(lnum))
   endif
 
   " If the previous line ended with the "*" of a splat, add a level of indent
-  if line =~ s:splat_regex
-    return indent(lnum) + sw
+  if line =~ g:crystal#indent#splat_regex
+    return indent(lnum) + s:sw()
   endif
 
   " If the previous line contained unclosed opening brackets and we are still
@@ -523,25 +171,25 @@ function GetCrystalIndent(...)
   " If it contained hanging closing brackets, find the rightmost one, find its
   " match and indent according to that.
   if line =~# '[[({]' || line =~# '[])}]\s*\%(#.*\)\=$'
-    let [opening, closing] = s:ExtraBrackets(lnum)
+    let [opening, closing] = crystal#indent#ExtraBrackets(lnum)
 
     if opening.pos != -1
-      if opening.type ==# '(' && searchpair('(', '', ')', 'bW', s:skip_expr) > 0
+      if opening.type ==# '(' && searchpair('(', '', ')', 'bW', g:crystal#indent#skip_expr)
         if col('.') + 1 == col('$')
-          return ind + sw
+          return ind + s:sw()
         else
           return virtcol('.')
         endif
       else
         let nonspace = matchend(line, '\S', opening.pos + 1) - 1
-        return nonspace > 0 ? nonspace : ind + sw
+        return nonspace > 0 ? nonspace : ind + s:sw()
       endif
     elseif closing.pos != -1
       call cursor(lnum, closing.pos + 1)
       normal! %
 
-      if s:Match(line('.'), s:crystal_indent_keywords)
-        return indent('.') + sw
+      if crystal#indent#Match(line('.'), g:crystal#indent#crystal_indent_keywords)
+        return indent('.') + s:sw()
       else
         return indent('.')
       endif
@@ -552,14 +200,18 @@ function GetCrystalIndent(...)
 
   " If the previous line ended with an "end", match that "end"s beginning's
   " indent.
-  let col = s:Match(lnum, '\%(^\|[^.:@$]\)\<end\>\s*\%(#.*\)\=$')
-  if col > 0
+  let col = crystal#indent#Match(lnum, g:crystal#indent#end_end_regex)
+  if col
     call cursor(lnum, col)
-    if searchpair(s:end_start_regex, '', s:end_end_regex, 'bW',
-          \ s:end_skip_expr) > 0
+    if searchpair(
+          \ g:crystal#indent#end_start_regex,
+          \ g:crystal#indent#end_middle_regex,
+          \ g:crystal#indent#end_end_regex,
+          \ 'bW',
+          \ g:crystal#indent#skip_expr)
       let n = line('.')
       let ind = indent('.')
-      let msl = s:GetMSL(n)
+      let msl = crystal#indent#GetMSL(n)
       if msl != n
         let ind = indent(msl)
       end
@@ -567,34 +219,35 @@ function GetCrystalIndent(...)
     endif
   end
 
-  let col = s:Match(lnum, s:crystal_indent_keywords)
-  if col > 0
+  let col = crystal#indent#Match(lnum, g:crystal#indent#crystal_indent_keywords)
+  if col
     call cursor(lnum, col)
-    let ind = virtcol('.') - 1 + sw
+    let ind = virtcol('.') - 1 + s:sw()
     " TODO: make this better (we need to count them) (or, if a searchpair
     " fails, we know that something is lacking an end and thus we indent a
     " level
-    if s:Match(lnum, s:end_end_regex)
+    if crystal#indent#Match(lnum, g:crystal#indent#end_end_regex)
       let ind = indent('.')
     endif
     return ind
   endif
 
-  " 3.4. Work on the MSL line. {{{2
-  " --------------------------
+  " Work on the MSL line. {{{2
+  " ---------------------
 
   " Set up variables to use and search for MSL to the previous line.
   let p_lnum = lnum
-  let lnum = s:GetMSL(lnum)
+  let lnum = crystal#indent#GetMSL(lnum)
 
   " If the previous line wasn't a MSL.
   if p_lnum != lnum
     " If previous line ends bracket and begins non-bracket continuation decrease indent by 1.
-    if s:Match(p_lnum, s:bracket_switch_continuation_regex)
+    if crystal#indent#Match(p_lnum, g:crystal#indent#bracket_switch_continuation_regex)
       return ind - 1
     " If previous line is a continuation return its indent.
-    " TODO: the || s:IsInString() thing worries me a bit.
-    elseif s:Match(p_lnum, s:non_bracket_continuation_regex) || s:IsInString(p_lnum,strlen(line))
+    " TODO: the || crystal#indent#IsInString() thing worries me a bit.
+    elseif crystal#indent#Match(p_lnum, g:crystal#indent#non_bracket_continuation_regex) ||
+          \ crystal#indent#IsInString(p_lnum,strlen(line))
       return ind
     endif
   endif
@@ -606,19 +259,21 @@ function GetCrystalIndent(...)
   " If the MSL line had an indenting keyword in it, add a level of indent.
   " TODO: this does not take into account contrived things such as
   " module Foo; class Bar; end
-  if s:Match(lnum, s:crystal_indent_keywords)
-    let ind = msl_ind + sw
-    if s:Match(lnum, s:end_end_regex)
-      let ind = ind - sw
+  if crystal#indent#Match(lnum, g:crystal#indent#crystal_indent_keywords)
+    let ind = msl_ind + s:sw()
+    if crystal#indent#Match(lnum, g:crystal#indent#end_end_regex)
+      let ind = ind - s:sw()
     endif
     return ind
   endif
 
-  " If the previous line ended with [*+/.,-=], but wasn't a block ending or a
-  " closing bracket, indent one extra level.
-  if s:Match(lnum, s:non_bracket_continuation_regex) && !s:Match(lnum, '^\s*\([\])}]\|end\)')
+  " If the previous line ended with an operator -- but wasn't a block
+  " ending, closing bracket, or type declaration -- indent one extra
+  " level.
+  if crystal#indent#Match(lnum, g:crystal#indent#non_bracket_continuation_regex) &&
+        \ !crystal#indent#Match(lnum, '^\s*\([\])}]\|end\)')
     if lnum == p_lnum
-      let ind = msl_ind + sw
+      let ind = msl_ind + s:sw()
     else
       let ind = msl_ind
     endif
diff --git a/indent/cython.vim b/indent/cython.vim
index 475bbf40..156833d4 100644
--- a/indent/cython.vim
+++ b/indent/cython.vim
@@ -160,8 +160,8 @@ function! s:find_start_of_block(lnum, types, skip, multiple) abort
     else
       let re_skip = ''
     endif
-    let lnum = a:lnum
-    let last_indent = indent(lnum) + 1
+    let last_indent = indent(a:lnum) + 1
+    let lnum = a:lnum - 1
     while lnum > 0 && last_indent > 0
         let indent = indent(lnum)
         if indent < last_indent
@@ -262,7 +262,7 @@ function! s:indent_like_block(lnum)
             endif
 
             let [blocks, skip] = blocks_ignore
-            let indents = s:find_start_of_block(a:lnum - 1, blocks, skip, multiple)
+            let indents = s:find_start_of_block(a:lnum, blocks, skip, multiple)
             if empty(indents)
                 return -1
             endif
diff --git a/indent/dart.vim b/indent/dart.vim
index ea3bdcc3..7599de4d 100644
--- a/indent/dart.vim
+++ b/indent/dart.vim
@@ -12,7 +12,7 @@ setlocal indentexpr=DartIndent()
 
 let b:undo_indent = 'setl cin< cino<'
 
-if exists("*DartIndent")
+if exists('*DartIndent')
   finish
 endif
 
diff --git a/indent/ecrystal.vim b/indent/ecrystal.vim
new file mode 100644
index 00000000..adf64e89
--- /dev/null
+++ b/indent/ecrystal.vim
@@ -0,0 +1,489 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'crystal') == -1
+
+" Setup {{{1
+" =====
+
+if exists('b:did_indent')
+  finish
+endif
+
+call ecrystal#SetSubtype()
+
+if b:ecrystal_subtype !=# ''
+  exec 'runtime! indent/'.b:ecrystal_subtype.'.vim'
+  unlet! b:did_indent
+endif
+
+if &l:indentexpr ==# ''
+  if &l:cindent
+    let &l:indentexpr = 'cindent(v:lnum)'
+  else
+    let &l:indentexpr = 'indent(prevnonblank(v:lnum - 1))'
+  endif
+endif
+
+let b:ecrystal_subtype_indentexpr = &l:indentexpr
+
+" Should we use folding?
+if has('folding') && get(g:, 'ecrystal_fold', 0)
+  setlocal foldmethod=expr
+  setlocal foldexpr=GetEcrystalFold()
+endif
+
+" Should closing control tags be aligned with their corresponding
+" opening tags?
+if !exists('b:ecrystal_align_end')
+  if exists('g:ecrystal_align_end')
+    let b:ecrystal_align_end = g:ecrystal_align_end
+  else
+    let b:ecrystal_align_end = b:ecrystal_subtype !=# 'html' && b:ecrystal_subtype !=# 'xml'
+  endif
+endif
+
+" Should multiline tags be indented?
+if !exists('b:ecrystal_indent_multiline')
+  let b:ecrystal_indent_multiline = get(g:, 'ecrystal_indent_multiline', 1)
+endif
+
+if b:ecrystal_indent_multiline
+  runtime! indent/crystal.vim
+  unlet! b:did_indent
+  setlocal indentexpr<
+endif
+
+setlocal indentexpr=GetEcrystalIndent()
+setlocal indentkeys+=<>>,=end,=else,=elsif,=rescue,=ensure,=when
+
+let b:did_indent = 1
+
+" Only define the function once.
+if exists('*GetEcrystalIndent')
+  finish
+endif
+
+" Helper variables and functions {{{1
+" ==============================
+
+let s:ecr_open = '<%%\@!'
+let s:ecr_close = '%>'
+
+let s:ecr_control_open = '<%%\@!-\=[=#]\@!'
+let s:ecr_comment_open = '<%%\@!-\=#'
+
+let s:ecr_indent_regex =
+      \ '\<\%(if\|unless\|else\|elsif\|case\|for\|when\|while\|until\|begin\|do\|rescue\|ensure\|' .
+      \ 'class\|module\|struct\|lib\|enum\|union\)\>'
+
+let s:ecr_dedent_regex =
+      \ '\<\%(end\|else\|elsif\|when\|rescue\|ensure\)\>'
+
+" Return the value of a single shift-width
+if exists('*shiftwidth')
+  let s:sw = function('shiftwidth')
+else
+  function s:sw()
+    return &shiftwidth
+  endfunction
+endif
+
+" Does the given pattern match at the cursor's position?
+function s:MatchCursor(pattern)
+  return searchpos(a:pattern, 'cnz', line('.')) == [line('.'), col('.')]
+endfunction
+
+" Does the given pattern match at the given position?
+function s:MatchAt(lnum, col, pattern)
+  let pos = getcurpos()
+
+  try
+    call cursor(a:lnum, a:col)
+    let result = s:MatchCursor(a:pattern)
+  finally
+    call setpos('.', pos)
+  endtry
+
+  return result
+endfunction
+
+" Is the cell at the given position part of a tag? If so, return the
+" position of the opening delimiter.
+function s:MatchECR(...)
+  if a:0
+    let lnum = a:1
+    let col = a:2
+
+    call cursor(lnum, col)
+  endif
+
+  let pos = getcurpos()
+
+  try
+    let flags = s:MatchCursor(s:ecr_open) ? 'bcWz' : 'bWz'
+
+    let [open_lnum, open_col] = searchpairpos(
+          \ s:ecr_open, '', s:ecr_close,
+          \ flags, g:crystal#indent#skip_expr)
+  finally
+    call setpos('.', pos)
+  endtry
+
+  return [open_lnum, open_col]
+endfunction
+
+" If the cell at the given position is part of a control tag, return the
+" respective positions of the opening and closing delimiters for that
+" tag.
+function s:MatchECRControl(...)
+  let pos = getcurpos()
+
+  if a:0
+    let lnum = a:1
+    let col = a:2
+
+    call cursor(lnum, col)
+  else
+    let [lnum, col] = [line('.'), col('.')]
+  endif
+
+  let open = { 'lnum': 0, 'col': 0 }
+  let close = { 'lnum': 0, 'col': 0 }
+
+  let [open.lnum, open.col] = s:MatchECR(lnum, col)
+
+  if !open.lnum
+    call setpos('.', pos)
+    return [open, close]
+  endif
+
+  call cursor(open.lnum, open.col)
+
+  if !s:MatchCursor(s:ecr_control_open)
+    let open.lnum = 0
+    let open.col = 0
+
+    call setpos('.', pos)
+    return [open, close]
+  endif
+
+  let [close.lnum, close.col] = searchpairpos(
+        \ s:ecr_control_open, '', s:ecr_close,
+        \ 'Wz', g:crystal#indent#skip_expr)
+
+  call setpos('.', pos)
+  return [open, close]
+endfunction
+
+" Determine whether or not the control tag at the given position starts
+" an indent.
+function s:ECRIndent(...)
+  if a:0
+    if type(a:1) == 0
+      let [open, close] = s:MatchECRControl(a:1, a:2)
+    elseif type(a:1) == 4
+      let [open, close] = [a:1, a:2]
+    endif
+  else
+    let [open, close] = s:MatchECRControl()
+  endif
+
+  let result = 0
+
+  if !open.lnum
+    return result
+  endif
+
+  let pos = getcurpos()
+
+  call cursor(open.lnum, open.col)
+
+  " Find each Crystal keyword that starts an indent; if any of them do
+  " not have a corresponding ending keyword, then this tag starts an
+  " indent.
+  while search(s:ecr_indent_regex, 'z', close.lnum)
+    let [lnum, col] = [line('.'), col('.')]
+
+    if lnum == close.lnum && col > close.col
+      break
+    endif
+
+    if crystal#indent#IsInStringOrComment(lnum, col)
+      continue
+    endif
+
+    let [end_lnum, end_col] = searchpairpos(
+          \ g:crystal#indent#end_start_regex,
+          \ g:crystal#indent#end_middle_regex,
+          \ g:crystal#indent#end_end_regex,
+          \ 'nz',
+          \ g:crystal#indent#skip_expr,
+          \ close.lnum)
+
+    if end_lnum
+      if end_lnum == close.lnum && end_col > close.col
+        let result = 1
+      endif
+    else
+      let result = 1
+    endif
+
+    if result
+      break
+    endif
+  endwhile
+
+  call setpos('.', pos)
+  return result
+endfunction
+
+" Determine if the control tag at the given position ends an indent or
+" not.
+function s:ECRDedent(...)
+  if a:0
+    if type(a:1) == 0
+      let [open, close] = s:MatchECRControl(a:1, a:2)
+    elseif type(a:1) == 4
+      let [open, close] = [a:1, a:2]
+    endif
+  else
+    let [open, close] = s:MatchECRControl()
+  endif
+
+  let result = 0
+
+  if !open.lnum
+    return result
+  endif
+
+  let pos = getcurpos()
+
+  call cursor(open.lnum, open.col)
+
+  " Find each Crystal keyword that ends an indent; if any of them do not
+  " have a corresponding starting keyword, then this tag ends an indent
+  while search(s:ecr_dedent_regex, 'z', close.lnum)
+    let [lnum, col] = [line('.'), col('.')]
+
+    if lnum == close.lnum && col > close.col
+      break
+    endif
+
+    if crystal#indent#IsInStringOrComment(lnum, col)
+      continue
+    endif
+
+    let [begin_lnum, begin_col] = searchpairpos(
+          \ g:crystal#indent#end_start_regex,
+          \ g:crystal#indent#end_middle_regex,
+          \ g:crystal#indent#end_end_regex,
+          \ 'bnz',
+          \ g:crystal#indent#skip_expr,
+          \ open.lnum)
+
+    if begin_lnum
+      if begin_lnum == open.lnum && begin_col < open.col
+        let result = 1
+      endif
+    else
+      let result = 1
+    endif
+
+    if result
+      break
+    endif
+  endwhile
+
+  call setpos('.', pos)
+  return result
+endfunction
+
+" Find and match a control tag in the given line, if one exists.
+function s:FindECRControl(...)
+  let lnum = a:0 ? a:1 : line('.')
+
+  let open = { 'lnum': 0, 'col': 0 }
+  let close = { 'lnum': 0, 'col': 0 }
+
+  let pos = getcurpos()
+
+  call cursor(lnum, 1)
+
+  while search(s:ecr_control_open, 'cz', lnum)
+    let [open, close] = s:MatchECRControl()
+
+    if open.lnum
+      break
+    endif
+  endwhile
+
+  call setpos('.', pos)
+  return [open, close]
+endfunction
+
+" Find and match the previous control tag.
+"
+" This takes two arguments: the first is the line to start searching
+" from (exclusive); the second is the line to stop searching at
+" (inclusive).
+function s:FindPrevECRControl(...)
+  if a:0 == 0
+    let start = line('.')
+    let stop = 1
+  elseif a:0 == 1
+    let start = a:1
+    let stop = 1
+  elseif a:0 == 2
+    let start = a:1
+    let stop = a:2
+  endif
+
+  let open = { 'lnum': 0, 'col': 0 }
+  let close = { 'lnum': 0, 'col': 0 }
+
+  let pos = getcurpos()
+
+  call cursor(start, 1)
+
+  let [lnum, col] = searchpos(s:ecr_close, 'bWz', stop)
+
+  if !lnum
+    call setpos('.', pos)
+    return [open, close]
+  endif
+
+  let [open, close] = s:MatchECRControl()
+
+  while !open.lnum
+    let [lnum, col] = searchpos(s:ecr_close, 'bWz', stop)
+
+    if !lnum
+      break
+    endif
+
+    let [open, close] = s:MatchECRControl()
+  endwhile
+
+  call setpos('.', pos)
+  return [open, close]
+endfunction
+
+" GetEcrystalIndent {{{1
+" =================
+
+function GetEcrystalIndent() abort
+  let prev_lnum = prevnonblank(v:lnum - 1)
+
+  if b:ecrystal_indent_multiline
+    let [open_tag_lnum, open_tag_col] = s:MatchECR()
+  else
+    let open_tag_lnum = 0
+  endif
+
+  if open_tag_lnum && open_tag_lnum < v:lnum
+    " If we are inside a multiline eCrystal tag...
+
+    let ind = indent(open_tag_lnum)
+
+    " If this line has a closing delimiter that isn't inside a string or
+    " comment, then we are done with this tag
+    if crystal#indent#Match(v:lnum, s:ecr_close)
+      return ind
+    endif
+
+    " All tag contents will have at least one indent
+    let ind += s:sw()
+
+    if open_tag_lnum == prev_lnum
+      " If this is the first line after the opening delimiter, then one
+      " indent is enough
+      return ind
+    elseif s:MatchAt(open_tag_lnum, open_tag_col, s:ecr_comment_open)[0]
+      " eCrystal comments shouldn't be indented any further
+      return ind
+    else
+      " Else, fall back to Crystal indentation...
+      let crystal_ind = GetCrystalIndent()
+
+      " But only if it isn't less than the default indentation for this
+      " tag
+      return crystal_ind < ind ? ind : crystal_ind
+    endif
+  else
+    let [prev_ecr_open, prev_ecr_close] = s:FindPrevECRControl(v:lnum, prev_lnum)
+    let [curr_ecr_open, curr_ecr_close] = s:FindECRControl()
+
+    let prev_is_ecr = prev_ecr_open.lnum != 0
+    let curr_is_ecr = curr_ecr_open.lnum != 0
+
+    let shift = 0
+
+    if prev_is_ecr
+      if s:ECRIndent(prev_ecr_open, prev_ecr_close)
+        let shift = 1
+      endif
+    endif
+
+    if curr_is_ecr
+      if s:ECRDedent(curr_ecr_open, curr_ecr_close)
+        if !b:ecrystal_align_end
+          let shift = shift ? 0 : -1
+        else
+          " Find the nearest previous control tag that starts an indent
+          " and align this one with that one
+          let end_tags = 0
+
+          let [open, close] = s:FindPrevECRControl()
+
+          while open.lnum
+            if s:ECRIndent(open, close)
+              if end_tags
+                let end_tags -= 1
+              else
+                return indent(open.lnum)
+              endif
+            elseif s:ECRDedent(open, close)
+              let end_tags += 1
+            endif
+
+            let [open, close] = s:FindPrevECRControl(open.lnum)
+          endwhile
+        endif
+      endif
+    endif
+
+    if shift
+      return indent(prev_lnum) + s:sw() * shift
+    else
+      exec 'return ' . b:ecrystal_subtype_indentexpr
+    endif
+  endif
+endfunction
+
+" GetEcrystalFold {{{1
+" ===============
+
+function GetEcrystalFold() abort
+  let fold = '='
+
+  let col = crystal#indent#Match(v:lnum, s:ecr_control_open)
+
+  if col
+    let [open, close] = s:MatchECRControl(v:lnum, col)
+
+    let starts_indent = s:ECRIndent(open, close)
+    let ends_indent = s:ECRDedent(open, close)
+
+    if starts_indent && !ends_indent
+      let fold = 'a1'
+    elseif ends_indent && !starts_indent
+      let fold = 's1'
+    endif
+  endif
+
+  return fold
+endfunction
+
+" }}}
+
+" vim:fdm=marker
+
+endif
diff --git a/indent/graphql.vim b/indent/graphql.vim
index 48090bbd..3aae6acb 100644
--- a/indent/graphql.vim
+++ b/indent/graphql.vim
@@ -1,6 +1,6 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
 "
 " Permission is hereby granted, free of charge, to any person obtaining a copy
 " of this software and associated documentation files (the "Software"), to
diff --git a/indent/julia.vim b/indent/julia.vim
index 299bb3f6..97dd7bc6 100644
--- a/indent/julia.vim
+++ b/indent/julia.vim
@@ -316,11 +316,17 @@ function GetJuliaIndent()
     " Second scenario: some multiline bracketed expression was closed in the
     " previous line. But since we know we are still in a bracketed expression,
     " we need to find the line where the bracket was open
-    elseif last_closed_bracket != -1 " && exists("loaded_matchit")
-      " we use the % command to skip back (this is buggy without matchit, and
-      " is potentially a disaster if % got remapped)
+    elseif last_closed_bracket != -1
+      " we use the % command to skip back (tries to ues matchit if possible,
+      " otherwise resorts to vim's default, which is buggy but better than
+      " nothing)
       call cursor(lnum, last_closed_bracket)
-      normal %
+      let percmap = maparg("%", "n") 
+      if exists("g:loaded_matchit") && percmap =~# 'Match\%(it\|_wrapper\)'
+        normal %
+      else
+        normal! %
+      end
       if line(".") == lnum
         " something wrong here, give up
         let ind = indent(lnum)
diff --git a/indent/plantuml.vim b/indent/plantuml.vim
index d2d0aa99..0d17276e 100644
--- a/indent/plantuml.vim
+++ b/indent/plantuml.vim
@@ -77,7 +77,7 @@ endfunction
 function! s:getIncIndent() abort
   " Function to determine the s:incIndent pattern
   return
-        \ '^\s*\%(class\|object\|interface\|partition\|rectangle\|enum\|namespace\|package\)\>.*{\s*$\|' .
+        \ '^\s*\%(class\|entity\|object\|interface\|partition\|rectangle\|enum\|namespace\|package\)\>.*{\s*$\|' .
         \ '^\s*\%(loop\|alt\|opt\|group\|critical\|else\|legend\|box\|if\|while\|fork\|split\)\>\|' .
         \ '^\s*ref\>[^:]*$\|' .
         \ '^\s*[hr]\?note\>\%(\%("[^"]*" \<as\>\)\@![^:]\)*$\|' .
diff --git a/indent/python.vim b/indent/python.vim
index 475bbf40..156833d4 100644
--- a/indent/python.vim
+++ b/indent/python.vim
@@ -160,8 +160,8 @@ function! s:find_start_of_block(lnum, types, skip, multiple) abort
     else
       let re_skip = ''
     endif
-    let lnum = a:lnum
-    let last_indent = indent(lnum) + 1
+    let last_indent = indent(a:lnum) + 1
+    let lnum = a:lnum - 1
     while lnum > 0 && last_indent > 0
         let indent = indent(lnum)
         if indent < last_indent
@@ -262,7 +262,7 @@ function! s:indent_like_block(lnum)
             endif
 
             let [blocks, skip] = blocks_ignore
-            let indents = s:find_start_of_block(a:lnum - 1, blocks, skip, multiple)
+            let indents = s:find_start_of_block(a:lnum, blocks, skip, multiple)
             if empty(indents)
                 return -1
             endif
diff --git a/syntax/basic/function.vim b/syntax/basic/function.vim
index 5acbb55c..d6cec847 100644
--- a/syntax/basic/function.vim
+++ b/syntax/basic/function.vim
@@ -21,7 +21,7 @@ syntax match   typescriptFuncName              contained /\K\k*/
   \ skipwhite
 
 " destructuring ({ a: ee }) =>
-syntax match   typescriptArrowFuncDef          contained /({\_[^}]*}\(:\_[^)]\)\?)\s*=>/
+syntax match   typescriptArrowFuncDef          contained /(\(\s*\({\_[^}]*}\|\k\+\)\(:\_[^)]\)\?,\?\)\+)\s*=>/
   \ contains=typescriptArrowFuncArg,typescriptArrowFunc
   \ nextgroup=@typescriptExpression,typescriptBlock
   \ skipwhite skipempty
diff --git a/syntax/crystal.vim b/syntax/crystal.vim
index d48d15ce..e4b5403a 100644
--- a/syntax/crystal.vim
+++ b/syntax/crystal.vim
@@ -63,8 +63,9 @@ endfunction
 
 com! -nargs=* SynFold call s:run_syntax_fold(<q-args>)
 
-" Not-Top Cluster
-syn cluster crystalNotTop contains=@crystalExtendedStringSpecial,@crystalRegexpSpecial,@crystalDeclaration,crystalConditional,crystalExceptional,crystalMethodExceptional,crystalTodo,crystalLinkAttr
+" Top and Not-Top Clusters
+syn cluster crystalTop    contains=TOP
+syn cluster crystalNotTop contains=CONTAINED
 
 " Whitespace Errors
 if exists('g:crystal_space_errors')
@@ -78,16 +79,16 @@ endif
 
 " Operators
 if exists('g:crystal_operators')
-  syn match  crystalOperator "[~!^&|*/%+-]\|\%(class\s*\)\@<!<<\|<=>\|<=\|\%(<\|\<class\s\+\u\w*\s*\)\@<!<[^<]\@=\|===\|==\|=\~\|>>\|>=\|=\@<!>\|\*\*\|\.\.\.\|\.\.\|::"
+  syn match  crystalOperator "[~!^&|*/%+-]\|<=>\|<=\|\%(<\|\<\%(class\|struct\)\s\+\u\w*\s*\)\@<!<[^<]\@=\|===\|==\|=\~\|>>\|>=\|=\@1<!>\|\*\*\|\.\.\.\|\.\.\|::"
   syn match  crystalOperator "->\|-=\|/=\|\*\*=\|\*=\|&&=\|&=\|&&\|||=\||=\|||\|%=\|+=\|!\~\|!=\|//"
-  syn region crystalBracketOperator matchgroup=crystalOperator start="\%(\w[?!]\=\|[]})]\)\@<=\[\s*" end="\s*]" contains=ALLBUT,@crystalNotTop
+  syn region crystalBracketOperator matchgroup=crystalOperator start="\%(\w[?!]\=\|[]})]\)\@2<=\[" end="]" contains=TOP
 endif
 
 " Expression Substitution and Backslash Notation
 syn match crystalStringEscape "\\\\\|\\[abefnrstv]\|\\\o\{1,3}\|\\x\x\{1,2}"                            contained display
 syn match crystalStringEscape "\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)" contained display
 
-syn region crystalInterpolation      matchgroup=crystalInterpolationDelim start="#{" end="}" contained contains=ALLBUT,@crystalNotTop
+syn region crystalInterpolation      matchgroup=crystalInterpolationDelim start="#{" end="}" contained contains=TOP
 syn match  crystalInterpolation      "#\%(\$\|@@\=\)\w\+" display contained contains=crystalInterpolationDelim,crystalInstanceVariable,crystalClassVariable,crystalGlobalVariable,crystalPredefinedVariable
 syn match  crystalInterpolationDelim "#\ze\%(\$\|@@\=\)\w\+" display contained
 syn match  crystalInterpolation      "#\$\%(-\w\|\W\)" display contained contains=crystalInterpolationDelim,crystalPredefinedVariable,crystalInvalidVariable
@@ -127,7 +128,7 @@ syn cluster crystalExtendedStringSpecial contains=@crystalStringSpecial,crystalN
 syn cluster crystalRegexpSpecial         contains=crystalInterpolation,crystalNoInterpolation,crystalStringEscape,crystalRegexpSpecial,crystalRegexpEscape,crystalRegexpBrackets,crystalRegexpCharClass,crystalRegexpDot,crystalRegexpQuantifier,crystalRegexpAnchor,crystalRegexpParens,crystalRegexpComment
 
 " Numbers and ASCII Codes
-syn match crystalASCIICode "\%(\w\|[]})\"'/]\)\@<!\%(?\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\=\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)\)"
+syn match crystalASCIICode "\%(\w\|[]})\"'/]\)\@1<!\%(?\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\=\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)\)"
 syn match crystalInteger   "\<0x[[:xdigit:]_]\+\%([ui]\%(8\|16\|32\|64\|128\)\|f\%(32\|64\)\)\=\>" display
 syn match crystalInteger   "\<0o[0-7_]\+\%([ui]\%(8\|16\|32\|64\|128\)\)\=\>" display
 syn match crystalInteger   "\<0b[01_]\+\%([ui]\%(8\|16\|32\|64\|128\)\)\=\>" display
@@ -135,33 +136,33 @@ syn match crystalInteger   "\<\d[[:digit:]_]*\%([ui]\%(8\|16\|32\|64\|128\)\|f\%
 syn match crystalFloat     "\<\d[[:digit:]_]*\.\d[[:digit:]_]*\%(f\%(32\|64\)\)\=\>" contains=crystalInvalidInteger display
 syn match crystalFloat     "\<\d[[:digit:]_]*\%(\.\d[[:digit:]_]*\)\=\%([eE][-+]\=[[:digit:]_]\+\)\%(f\%(32\|64\)\)\=\>" contains=crystalInvalidInteger display
 " Note: 042 is invalid but 0, 0_, 0_u8 and 0_1 are valid (#73)
-syn match crystalInvalidInteger "\.\@<!\<0\d\+\>" contained containedin=crystalFloat,crystalInteger display
+syn match crystalInvalidInteger "\%(\.\|[eE][+-]\)\@2<!\<0\d\+\>" contained containedin=crystalFloat,crystalInteger display
 
 " Identifiers
 syn match crystalLocalVariableOrMethod "\<[_[:lower:]][_[:alnum:]]*[?!=]\=" contains=NONE display transparent
 syn match crystalBlockArgument         "&[_[:lower:]][_[:alnum:]]"          contains=NONE display transparent
 
-syn match  crystalTypeName         "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
-syn match  crystalClassName        "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
-syn match  crystalModuleName       "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
-syn match  crystalStructName       "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
-syn match  crystalLibName          "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
-syn match  crystalEnumName         "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
-syn match  crystalConstant         "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@="
+syn match  crystalTypeName         "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
+syn match  crystalClassName        "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
+syn match  crystalModuleName       "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
+syn match  crystalStructName       "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
+syn match  crystalLibName          "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
+syn match  crystalEnumName         "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
+syn match  crystalConstant         "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@="
 syn match  crystalClassVariable    "@@\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
 syn match  crystalInstanceVariable "@\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
 syn match  crystalGlobalVariable   "$\%(\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*\|-.\)"
-syn match  crystalFreshVariable    "\%(\h\|[^\x00-\x7F]\)\@<!%\%(\h\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
-syn match  crystalSymbol           "[]})\"':]\@<!:\%(\^\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[][=?]\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)"
-syn match  crystalSymbol           "[]})\"':]\@<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)"
-syn match  crystalSymbol           "[]})\"':]\@<!:\%(\$\|@@\=\)\=\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*"
-syn match  crystalSymbol           "[]})\"':]\@<!:\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*\%([?!=]>\@!\)\="
+syn match  crystalFreshVariable    "\%(\h\|[^\x00-\x7F]\)\@1<!%\%(\h\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
+syn match  crystalSymbol           "[]})\"':]\@1<!:\%(\^\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[][=?]\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)"
+syn match  crystalSymbol           "[]})\"':]\@1<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)"
+syn match  crystalSymbol           "[]})\"':]\@1<!:\%(\$\|@@\=\)\=\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*"
+syn match  crystalSymbol           "[]})\"':]\@1<!:\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*\%([?!=]>\@!\)\="
 syn match  crystalSymbol           "\%([{(,]\_s*\)\@<=\l\w*[!?]\=::\@!"he=e-1
-syn match  crystalSymbol           "[]})\"':]\@<!\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:\s\@="he=e-1
+syn match  crystalSymbol           "[]})\"':]\@1<!\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:\s\@="he=e-1
 syn match  crystalSymbol           "\%([{(,]\_s*\)\@<=[[:space:],{]\l\w*[!?]\=::\@!"hs=s+1,he=e-1
 syn match  crystalSymbol           "[[:space:],{]\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:\s\@="hs=s+1,he=e-1
 
-SynFold ':' syn region crystalSymbol start="[]})\"':]\@<!:\"" end="\"" skip="\\\\\|\\\"" contains=@crystalStringSpecial
+SynFold ':' syn region crystalSymbol start="[]})\"':]\@1<!:\"" end="\"" skip="\\\\\|\\\"" contains=@crystalStringSpecial
 
 syn match  crystalBlockParameter     "\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" contained
 syn region crystalBlockParameterList start="\%(\%(\<do\>\|{\)\s*\)\@<=|" end="|" oneline display contains=crystalBlockParameter
@@ -173,18 +174,18 @@ syn match crystalPredefinedVariable "$_\>" display
 syn match crystalPredefinedVariable "$-[0FIKadilpvw]\>" display
 syn match crystalPredefinedVariable "$\%(deferr\|defout\|stderr\|stdin\|stdout\)\>" display
 syn match crystalPredefinedVariable "$\%(DEBUG\|FILENAME\|KCODE\|LOADED_FEATURES\|LOAD_PATH\|PROGRAM_NAME\|SAFE\|VERBOSE\)\>" display
-syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(MatchingData\|ARGF\|ARGV\|ENV\)\>\%(\s*(\)\@!"
-syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(DATA\|FALSE\|NIL\)\>\%(\s*(\)\@!"
-syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(STDERR\|STDIN\|STDOUT\|TOPLEVEL_BINDING\|TRUE\)\>\%(\s*(\)\@!"
-syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(crystal_\%(VERSION\|RELEASE_DATE\|PLATFORM\|PATCHLEVEL\|REVISION\|DESCRIPTION\|COPYRIGHT\|ENGINE\)\)\>\%(\s*(\)\@!"
+syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(MatchingData\|ARGF\|ARGV\|ENV\)\>\%(\s*(\)\@!"
+syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(DATA\|FALSE\|NIL\)\>\%(\s*(\)\@!"
+syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(STDERR\|STDIN\|STDOUT\|TOPLEVEL_BINDING\|TRUE\)\>\%(\s*(\)\@!"
+syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(crystal_\%(VERSION\|RELEASE_DATE\|PLATFORM\|PATCHLEVEL\|REVISION\|DESCRIPTION\|COPYRIGHT\|ENGINE\)\)\>\%(\s*(\)\@!"
 
 " Normal Regular Expression
 SynFold '/' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|ifdef\|when\|not\|then\|else\)\|[;\~=!|&(,[<>?:*+-]\)\s*\)\@<=/" end="/[imx]*" skip="\\\\\|\\/" contains=@crystalRegexpSpecial
 SynFold '/' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="\%(\h\k*\s\+\)\@<=/[ \t=/]\@!" end="/[imx]*" skip="\\\\\|\\/" contains=@crystalRegexpSpecial
 
 " Generalized Regular Expression
-SynFold '%' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r{"  end="}[imx]*"  skip="\\\\\|\\}"  contains=@crystalRegexpSpecial
-SynFold '%' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r<"  end=">[imx]*"  skip="\\\\\|\\>"  contains=@crystalRegexpSpecial,crystalNestedAngleBrackets,crystalDelimEscape
+SynFold '%' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r{"  end="}[imx]*"  skip="\\\\\|\\}"  contains=@crystalRegexpSpecial,crystalNestedRawCurlyBraces
+SynFold '%' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r<"  end=">[imx]*"  skip="\\\\\|\\>"  contains=@crystalRegexpSpecial,crystalNestedRawAngleBrackets
 SynFold '%' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r\[" end="\][imx]*" skip="\\\\\|\\\]" contains=@crystalRegexpSpecial
 SynFold '%' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r("  end=")[imx]*"  skip="\\\\\|\\)"  contains=@crystalRegexpSpecial
 SynFold '%' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r|"  end="|[imx]*"  skip="\\\\\|\\|"  contains=@crystalRegexpSpecial
@@ -228,10 +229,10 @@ SynFold '%' syn region crystalString matchgroup=crystalStringDelimiter start="%[
 SynFold '%' syn region crystalString matchgroup=crystalStringDelimiter start="%[Qx]\=|"  end="|"  skip="\\\\\|\\|"  contains=@crystalStringSpecial,crystalDelimEscape
 
 " Here Document
-syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
-syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs"\%([^"]*\)"+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
-syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs'\%([^']*\)'+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
-syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs`\%([^`]*\)`+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
+syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)+ end=+$+ oneline contains=TOP
+syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs"\%([^"]*\)"+ end=+$+ oneline contains=TOP
+syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs'\%([^']*\)'+ end=+$+ oneline contains=TOP
+syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs`\%([^`]*\)`+ end=+$+ oneline contains=TOP
 
 SynFold '<<' syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=crystalStringDelimiter end=+^\z1$+ contains=crystalHeredocStart,crystalHeredoc,@crystalStringSpecial keepend
 SynFold '<<' syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<"\z([^"]*\)"\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=crystalStringDelimiter end=+^\z1$+ contains=crystalHeredocStart,crystalHeredoc,@crystalStringSpecial keepend
@@ -256,8 +257,8 @@ syn match crystalLibDeclaration      "[^[:space:];#]\+"    contained contains=cr
 syn match crystalMacroDeclaration    "[^[:space:];#(]\+"   contained contains=crystalFunction
 syn match crystalEnumDeclaration     "[^[:space:];#<\"]\+" contained contains=crystalEnumName
 syn match crystalFunction "\<[_[:alpha:]][_[:alnum:]]*[?!=]\=[[:alnum:]_.:?!=]\@!" contained containedin=crystalMethodDeclaration,crystalFunctionDeclaration
-syn match crystalFunction "\%(\s\|^\)\@<=[_[:alpha:]][_[:alnum:]]*[?!=]\=\%(\s\|$\)\@=" contained containedin=crystalAliasDeclaration,crystalAliasDeclaration2
-syn match crystalFunction "\%([[:space:].]\|^\)\@<=\%(\[\][=?]\=\|\*\*\|[+-]@\=\|[*/%|&^~]\|<<\|>>\|[<>]=\=\|<=>\|===\|[=!]=\|[=!]\~\|!\|`\)\%([[:space:];#(]\|$\)\@=" contained containedin=crystalAliasDeclaration,crystalAliasDeclaration2,crystalMethodDeclaration,crystalFunctionDeclaration
+syn match crystalFunction "\%(\s\|^\)\@1<=[_[:alpha:]][_[:alnum:]]*[?!=]\=\%(\s\|$\)\@=" contained containedin=crystalAliasDeclaration,crystalAliasDeclaration2
+syn match crystalFunction "\%([[:space:].]\|^\)\@1<=\%(\[\][=?]\=\|\*\*\|[+-]@\=\|[*/%|&^~]\|<<\|>>\|[<>]=\=\|<=>\|===\|[=!]=\|[=!]\~\|!\|`\)\%([[:space:];#(]\|$\)\@=" contained containedin=crystalAliasDeclaration,crystalAliasDeclaration2,crystalMethodDeclaration,crystalFunctionDeclaration
 
 syn cluster crystalDeclaration contains=crystalAliasDeclaration,crystalAliasDeclaration2,crystalMethodDeclaration,crystalFunctionDeclaration,crystalModuleDeclaration,crystalClassDeclaration,crystalStructDeclaration,crystalLibDeclaration,crystalMacroDeclaration,crystalFunction,crystalBlockParameter,crystalTypeDeclaration,crystalEnumDeclaration
 
@@ -285,28 +286,28 @@ if !exists('b:crystal_no_expensive') && !exists('g:crystal_no_expensive')
   syn match crystalMacro  "\<macro\>"  nextgroup=crystalMacroDeclaration skipwhite skipnl
   syn match crystalEnum   "\<enum\>"   nextgroup=crystalEnumDeclaration skipwhite skipnl
 
-  SynFold 'def'    syn region crystalMethodBlock start="\<\%(def\|macro\)\>" matchgroup=crystalDefine end="\%(\<\%(def\|macro\)\_s\+\)\@<!\<end\>"  contains=ALLBUT,@crystalNotTop
-  SynFold 'class'  syn region crystalBlock       start="\<class\>"           matchgroup=crystalClass  end="\<end\>"                                 contains=ALLBUT,@crystalNotTop
-  SynFold 'module' syn region crystalBlock       start="\<module\>"          matchgroup=crystalModule end="\<end\>"                                 contains=ALLBUT,@crystalNotTop
-  SynFold 'struct' syn region crystalBlock       start="\<struct\>"          matchgroup=crystalStruct end="\<end\>"                                 contains=ALLBUT,@crystalNotTop
-  SynFold 'lib'    syn region crystalBlock       start="\<lib\>"             matchgroup=crystalLib    end="\<end\>"                                 contains=ALLBUT,@crystalNotTop
-  SynFold 'enum'   syn region crystalBlock       start="\<enum\>"            matchgroup=crystalEnum   end="\<end\>"                                 contains=ALLBUT,@crystalNotTop
+  SynFold 'def'    syn region crystalMethodBlock start="\<\%(def\|macro\)\>" matchgroup=crystalDefine end="\%(\<\%(def\|macro\)\_s\+\)\@<!\<end\>"  contains=TOP
+  SynFold 'class'  syn region crystalBlock       start="\<class\>"           matchgroup=crystalClass  end="\<end\>"                                 contains=TOP
+  SynFold 'module' syn region crystalBlock       start="\<module\>"          matchgroup=crystalModule end="\<end\>"                                 contains=TOP
+  SynFold 'struct' syn region crystalBlock       start="\<struct\>"          matchgroup=crystalStruct end="\<end\>"                                 contains=TOP
+  SynFold 'lib'    syn region crystalBlock       start="\<lib\>"             matchgroup=crystalLib    end="\<end\>"                                 contains=TOP
+  SynFold 'enum'   syn region crystalBlock       start="\<enum\>"            matchgroup=crystalEnum   end="\<end\>"                                 contains=TOP
 
   " modifiers
   syn match crystalConditionalModifier "\<\%(if\|unless\|ifdef\)\>" display
-  syn match crystalRepeatModifier      "\<\%(while\|until\)\>" display
 
-  SynFold 'do' syn region crystalDoBlock matchgroup=crystalControl start="\<do\>" end="\<end\>" contains=ALLBUT,@crystalNotTop
+  SynFold 'do' syn region crystalDoBlock matchgroup=crystalControl start="\<do\>" end="\<end\>" contains=TOP
 
   " curly bracket block or hash literal
-  SynFold '{' syn region crystalCurlyBlock   matchgroup=crystalCurlyBlockDelimiter start="{"                     end="}" contains=ALLBUT,@crystalNotTop
-  SynFold '[' syn region crystalArrayLiteral matchgroup=crystalArrayDelimiter      start="\%(\w\|[\]})]\)\@<!\[" end="]" contains=ALLBUT,@crystalNotTop
+  SynFold '{' syn region crystalCurlyBlock   matchgroup=crystalCurlyBlockDelimiter start="{"                      end="}" contains=TOP
+  SynFold '[' syn region crystalArrayLiteral matchgroup=crystalArrayDelimiter      start="\%(\w\|[\]})]\)\@1<!\[" end="]" contains=TOP
 
   " statements without 'do'
-  SynFold 'begin'  syn region crystalBlockExpression       matchgroup=crystalControl     start="\<begin\>"  end="\<end\>" contains=ALLBUT,@crystalNotTop
-  SynFold 'case'   syn region crystalCaseExpression        matchgroup=crystalConditional start="\<case\>"   end="\<end\>" contains=ALLBUT,@crystalNotTop
-  SynFold 'select' syn region crystalSelectExpression      matchgroup=crystalConditional start="\<select\>" end="\<end\>" contains=ALLBUT,@crystalNotTop
-  SynFold 'if'     syn region crystalConditionalExpression matchgroup=crystalConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![?!]\)\s*\)\@<=\%(if\|ifdef\|unless\)\>" end="\%(\%(\%(\.\@<!\.\)\|::\)\s*\)\@<!\<end\>" contains=ALLBUT,@crystalNotTop
+  SynFold 'begin'  syn region crystalBlockExpression       matchgroup=crystalControl     start="\<begin\>"             end="\<end\>" contains=TOP
+  SynFold 'while'  syn region crystalRepeatExpression      matchgroup=crystalRepeat      start="\<\%(while\|until\)\>" end="\<end\>" contains=TOP
+  SynFold 'case'   syn region crystalCaseExpression        matchgroup=crystalConditional start="\<case\>"              end="\<end\>" contains=TOP
+  SynFold 'select' syn region crystalSelectExpression      matchgroup=crystalConditional start="\<select\>"            end="\<end\>" contains=TOP
+  SynFold 'if'     syn region crystalConditionalExpression matchgroup=crystalConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![?!]\)\s*\)\@<=\%(if\|ifdef\|unless\)\>" end="\%(\%(\%(\.\@1<!\.\)\|::\)\s*\)\@<!\<end\>" contains=TOP
 
   syn match crystalConditional "\<\%(then\|else\|when\)\>[?!]\@!" contained containedin=crystalCaseExpression
   syn match crystalConditional "\<\%(when\|else\)\>[?!]\@!" contained containedin=crystalSelectExpression
@@ -336,10 +337,7 @@ else
 endif
 
 " Link attribute
-syn region crystalLinkAttrRegion      start="@\[" nextgroup=crystalLinkAttrRegionInner end="]" contains=crystalLinkAttr,crystalLinkAttrRegionInner transparent display oneline
-syn region crystalLinkAttrRegionInner start="\%(@\[\)\@<=" end="]\@=" contained contains=ALLBUT,@crystalNotTop transparent display oneline
-syn match  crystalLinkAttr            "@\[" contained containedin=crystalLinkAttrRegion display
-syn match  crystalLinkAttr            "]" contained containedin=crystalLinkAttrRegion display
+syn region crystalLinkAttr matchgroup=crystalLinkAttrDelim start="@\[" end="]" contains=TOP display oneline
 
 " Special Methods
 if !exists('g:crystal_no_special_methods')
@@ -358,42 +356,56 @@ endif
 
 " Macro
 " Note: This definition must be put after crystalNestedCurlyBraces to give higher priority
-syn region crystalMacroRegion matchgroup=crystalMacroDelim start="\\\={%" end="%}" oneline display contains=TOP,@crystalExpensive containedin=ALL
-syn region crystalMacroRegion matchgroup=crystalMacroDelim start="\\\={{" end="}}" oneline display contains=TOP,@crystalExpensive containedin=ALL
+syn region crystalMacroRegion matchgroup=crystalMacroDelim start="\\\={%" end="%}" oneline display contains=@crystalMacroGroup containedin=ALL
+syn region crystalMacroRegion matchgroup=crystalMacroDelim start="\\\={{" end="}}" oneline display contains=@crystalMacroGroup containedin=ALL
+
+" Cluster for groups that can appear inside macro expressions
+syn cluster crystalMacroGroup contains=@crystalTop
 
 " Cluster for Expensive Mode groups that can't appear inside macro
 " regions
 syn cluster crystalExpensive contains=
-      \ crystalMethodBlock,crystalBlock,crystalDoBlock,crystalBlockExpression,crystalCaseExpression,
-      \ crystalSelectExpression,crystalConditionalExpression
+      \ crystalMethodBlock,crystalBlock,crystalDoBlock,crystalBlockExpression,crystalRepeatExpression,
+      \ crystalCaseExpression,crystalSelectExpression,crystalConditionalExpression
+
+syn cluster crystalMacroGroup remove=@crystalExpensive
 
 " Some keywords will have to be redefined for them to be highlighted
 " properly
-syn keyword crystalMacroKeyword contained containedin=crystalMacroRegion
-      \ if else elsif end for in begin do
-syn cluster crystalNotTop add=crystalMacroKeyword
+syn keyword crystalMacroKeyword contained
+      \ if else elsif end for in begin do case when while until loop
+      \ rescue ensure
+
+syn cluster crystalMacroGroup add=crystalMacroKeyword
 
 " Comments and Documentation
 syn match   crystalSharpBang "\%^#!.*" display
 syn keyword crystalTodo      FIXME NOTE TODO OPTIMIZE XXX todo contained
-syn match   crystalComment   "#.*" contains=crystalSharpBang,crystalSpaceError,crystalTodo,@Spell
+
+if exists('g:main_syntax') && g:main_syntax ==# 'ecrystal'
+  " eCrystal tags can contain Crystal comments, so we need to modify the
+  " pattern for comments so that it does not consume delimiters
+  syn match crystalComment "#.*\ze\%($\|-\=%>\)" contains=crystalSharpBang,crystalSpaceError,crystalTodo,@Spell
+else
+  syn match crystalComment "#.*" contains=crystalSharpBang,crystalSpaceError,crystalTodo,@Spell
+endif
 
 SynFold '#' syn region crystalMultilineComment start="\%(\%(^\s*#.*\n\)\@<!\%(^\s*#.*\n\)\)\%(\(^\s*#.*\n\)\{1,}\)\@=" end="\%(^\s*#.*\n\)\@<=\%(^\s*#.*\n\)\%(^\s*#\)\@!" contains=crystalComment transparent keepend
 
 " Note: this is a hack to prevent 'keywords' being highlighted as such when called as methods with an explicit receiver
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(alias\|begin\|break\|case\|class\|def\|defined\|do\|else\|select\)\>" transparent contains=NONE
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(elsif\|end\|ensure\|false\|for\|if\|ifdef\|in\|module\|next\|nil\)\>" transparent contains=NONE
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(rescue\|return\|self\|super\|previous_def\|then\|true\)\>" transparent contains=NONE
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(undef\|unless\|until\|when\|while\|yield\|with\|__FILE__\|__LINE__\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(alias\|begin\|break\|case\|class\|def\|defined\|do\|else\|select\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(elsif\|end\|ensure\|false\|for\|if\|ifdef\|in\|module\|next\|nil\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(rescue\|return\|self\|super\|previous_def\|then\|true\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(undef\|unless\|until\|when\|while\|yield\|with\|__FILE__\|__LINE__\)\>" transparent contains=NONE
 
 syn match crystalKeywordAsMethod "\<\%(alias\|begin\|case\|class\|def\|do\|end\)[?!]" transparent contains=NONE
 syn match crystalKeywordAsMethod "\<\%(if\|ifdef\|module\|undef\|unless\|until\|while\)[?!]" transparent contains=NONE
 
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(abort\|at_exit\|caller\|exit\)\>" transparent contains=NONE
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(extend\|fork\|include\|asm\)\>" transparent contains=NONE
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(loop\|private\|protected\)\>" transparent contains=NONE
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(require\|raise\)\>" transparent contains=NONE
-syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(typeof\|pointerof\|sizeof\|instance_sizeof\|\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(abort\|at_exit\|caller\|exit\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(extend\|fork\|include\|asm\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(loop\|private\|protected\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(require\|raise\)\>" transparent contains=NONE
+syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(typeof\|pointerof\|sizeof\|instance_sizeof\|\)\>" transparent contains=NONE
 
 hi def link crystalClass               crystalDefine
 hi def link crystalModule              crystalDefine
@@ -407,7 +419,6 @@ hi def link crystalConditional         Conditional
 hi def link crystalConditionalModifier crystalConditional
 hi def link crystalExceptional         crystalConditional
 hi def link crystalRepeat              Repeat
-hi def link crystalRepeatModifier      crystalRepeat
 hi def link crystalControl             Statement
 hi def link crystalInclude             Include
 hi def link crystalRecord              Statement
@@ -465,7 +476,7 @@ hi def link crystalRegexp               crystalString
 hi def link crystalMacro                PreProc
 hi def link crystalMacroDelim           crystalMacro
 hi def link crystalMacroKeyword         crystalKeyword
-hi def link crystalLinkAttr             crystalMacro
+hi def link crystalLinkAttrDelim        crystalMacro
 hi def link crystalError                Error
 hi def link crystalInvalidVariable      crystalError
 hi def link crystalSpaceError           crystalError
diff --git a/syntax/dart.vim b/syntax/dart.vim
index 103b1da2..6c89e099 100644
--- a/syntax/dart.vim
+++ b/syntax/dart.vim
@@ -5,14 +5,14 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'dart') == -1
 " for details. All rights reserved. Use of this source code is governed by a
 " BSD-style license that can be found in the LICENSE file.
 
-if !exists("g:main_syntax")
-  if version < 600
+if !exists('g:main_syntax')
+  if v:version < 600
     syntax clear
-  elseif exists("b:current_syntax")
+  elseif exists('b:current_syntax')
     finish
   endif
   let g:main_syntax = 'dart'
-  syntax region dartFold start="{" end="}" transparent fold
+  syntax region dartFold start='{' end='}' transparent fold
 endif
 
 " Ensure long multiline strings are highlighted.
@@ -25,7 +25,7 @@ syntax keyword dartConditional    if else switch
 syntax keyword dartRepeat         do while for
 syntax keyword dartBoolean        true false
 syntax keyword dartConstant       null
-syntax keyword dartTypedef        this super class typedef enum mixin
+syntax keyword dartTypedef        this super class typedef enum mixin extension
 syntax keyword dartOperator       new is as in
 syntax match   dartOperator       "+=\=\|-=\=\|*=\=\|/=\=\|%=\=\|\~/=\=\|<<=\=\|>>=\=\|[<>]=\=\|===\=\|\!==\=\|&=\=\|\^=\=\||=\=\|||\|&&\|\[\]=\=\|=>\|!\|\~\|?\|:"
 syntax keyword dartCoreType       void var dynamic
@@ -42,9 +42,9 @@ syntax match   dartUserLabelRef   "\k\+" contained
 syntax region  dartLabelRegion   transparent matchgroup=dartLabel start="\<case\>" matchgroup=NONE end=":"
 syntax keyword dartLabel         default
 
-syntax match   dartLibrary       "^\(import\|export\)\>" nextgroup=dartUri skipwhite
-syntax region  dartUri           contained start=+r\=\z(["']\)+ end=+\z1+ nextgroup=dartCombinators skipwhite
-syntax region  dartCombinators   contained start="" end=";" contains=dartCombinator
+syntax match   dartLibrary       "^\(import\|export\)\>" nextgroup=dartUri skipwhite skipnl
+syntax region  dartUri           contained start=+r\=\z(["']\)+ end=+\z1+ nextgroup=dartCombinators skipwhite skipnl
+syntax region  dartCombinators   contained start="" end=";" contains=dartCombinator,dartComment,dartLineComment
 syntax keyword dartCombinator    contained show hide deferred as
 syntax match   dartLibrary       "^\(library\|part of\|part\)\>"
 
@@ -136,8 +136,8 @@ highlight default link dartUserType        dartType
 highlight default link dartType            Type
 highlight default link dartFunction        Function
 
-let b:current_syntax = "dart"
-let b:spell_options = "contained"
+let b:current_syntax = 'dart'
+let b:spell_options = 'contained'
 
 if g:main_syntax is# 'dart'
   unlet g:main_syntax
diff --git a/syntax/ecrystal.vim b/syntax/ecrystal.vim
new file mode 100644
index 00000000..096990ff
--- /dev/null
+++ b/syntax/ecrystal.vim
@@ -0,0 +1,37 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'crystal') == -1
+
+if &syntax !~# '\<ecrystal\>' || get(b:, 'current_syntax') =~# '\<ecrystal\>'
+  finish
+endif
+
+if !exists('main_syntax')
+  let main_syntax = 'ecrystal'
+endif
+
+call ecrystal#SetSubtype()
+
+if b:ecrystal_subtype !=# ''
+  exec 'runtime! syntax/'.b:ecrystal_subtype.'.vim'
+  unlet! b:current_syntax
+endif
+
+syn include @crystalTop syntax/crystal.vim
+
+syn cluster ecrystalRegions contains=ecrystalControl,ecrystalRender,ecrystalComment
+
+syn region ecrystalControl matchgroup=ecrystalDelimiter start="<%%\@!-\="  end="-\=%>" display contains=@crystalTop        containedin=ALLBUT,@ecrystalRegions
+syn region ecrystalRender  matchgroup=ecrystalDelimiter start="<%%\@!-\==" end="-\=%>" display contains=@crystalTop        containedin=ALLBUT,@ecrystalRegions
+syn region ecrystalComment matchgroup=ecrystalDelimiter start="<%%\@!-\=#" end="-\=%>" display contains=crystalTodo,@Spell containedin=ALLBUT,@ecrystalRegions
+
+" Define the default highlighting.
+
+hi def link ecrystalDelimiter PreProc
+hi def link ecrystalComment   crystalComment
+
+let b:current_syntax = 'ecrystal'
+
+if exists('main_syntax') && main_syntax ==# 'ecrystal'
+  unlet main_syntax
+endif
+
+endif
diff --git a/syntax/elixir.vim b/syntax/elixir.vim
index 054ddd3e..ca057b3d 100644
--- a/syntax/elixir.vim
+++ b/syntax/elixir.vim
@@ -20,6 +20,10 @@ syn keyword elixirTodo FIXME NOTE TODO OPTIMIZE XXX HACK contained
 
 syn match elixirId '\<[_a-zA-Z]\w*[!?]\?\>' contains=elixirUnusedVariable
 
+syn match elixirFunctionCall '\<[a-z_]\w*[!?]\?\(\s*\.\?\s*(\|\s\+[a-zA-Z0-9@:\'\"\[]\)\@='
+syn match elixirFunctionCall '\(:\w\+\s*\.\s*\|[A-Z]\w*\s*\.\s*\)\@<=[a-z_]\w*[!?]\?'
+syn match elixirFunctionCall '\(>\s+\)\<[a-z_]\w*[!?]\?'
+
 syn match elixirKeyword '\(\.\)\@<!\<\(for\|case\|when\|with\|cond\|if\|unless\|try\|receive\|after\|raise\|rescue\|catch\|else\|quote\|unquote\|super\|unquote_splicing\)\>:\@!'
 
 syn keyword elixirInclude import require alias use
@@ -40,6 +44,7 @@ syn match   elixirOperator '|||\|||\||>\||'
 syn match   elixirOperator '\.\.\|\.'
 syn match   elixirOperator "\^\^\^\|\^"
 syn match   elixirOperator '\\\\\|::\|\*\|/\|\~\~\~\|@'
+syn match   elixirOperator '\~>\|\~>>\|<\~\|<<\~\|<\~>'
 
 syn match   elixirAlias '\([a-z]\)\@<![A-Z]\w*\%(\.[A-Z]\w*\)*'
 
diff --git a/syntax/go.vim b/syntax/go.vim
index fef0e689..93d6fbc4 100644
--- a/syntax/go.vim
+++ b/syntax/go.vim
@@ -401,7 +401,7 @@ function! s:hi()
   " filetype plugin on, the highlight groups won't be defined when
   " ftplugin/go.vim is executed when the first go file is opened.
   " See https://github.com/fatih/vim-go/issues/2658.
-  if exists('*prop_type_add')
+  if has('textprop')
     if empty(prop_type_get('goSameId'))
       call prop_type_add('goSameId', {'highlight': 'goSameId'})
     endif
diff --git a/syntax/graphql.vim b/syntax/graphql.vim
index 9cfac1a6..6ccbf03f 100644
--- a/syntax/graphql.vim
+++ b/syntax/graphql.vim
@@ -1,6 +1,6 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
 "
 " Permission is hereby granted, free of charge, to any person obtaining a copy
 " of this software and associated documentation files (the "Software"), to
@@ -24,7 +24,7 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 " Maintainer: Jon Parise <jon@indelible.org>
 
 if exists('b:current_syntax')
-    finish
+  finish
 endif
 
 syn case match
diff --git a/syntax/i3config.vim b/syntax/i3config.vim
index 518cd93a..3b36d107 100644
--- a/syntax/i3config.vim
+++ b/syntax/i3config.vim
@@ -69,9 +69,9 @@ syn match i3ConfigModifier /\w\++\w\+\(\(+\w\+\)\+\)\?/ contained contains=i3Con
 syn match i3ConfigNumber /\s\d\+/ contained
 syn match i3ConfigUnit /\sp\(pt\|x\)/ contained
 syn match i3ConfigUnitOr /\sor/ contained
-syn keyword i3ConfigBindKeyword bindsym bindcode exec gaps contained
+syn keyword i3ConfigBindKeyword bindsym bindcode exec gaps border contained
 syn match i3ConfigBindArgument /--\w\+\(\(-\w\+\)\+\)\?\s/ contained
-syn match i3ConfigBind /^\s*\(bindsym\|bindcode\)\s\+.*$/ contains=i3ConfigVariable,i3ConfigBindKeyword,i3ConfigVariableAndModifier,i3ConfigNumber,i3ConfigUnit,i3ConfigUnitOr,i3ConfigBindArgument,i3ConfigModifier,i3ConfigAction,i3ConfigString,i3ConfigGapStyleKeyword
+syn match i3ConfigBind /^\s*\(bindsym\|bindcode\)\s\+.*$/ contains=i3ConfigVariable,i3ConfigBindKeyword,i3ConfigVariableAndModifier,i3ConfigNumber,i3ConfigUnit,i3ConfigUnitOr,i3ConfigBindArgument,i3ConfigModifier,i3ConfigAction,i3ConfigString,i3ConfigGapStyleKeyword,i3ConfigBorderStyleKeyword
 
 " Floating
 syn keyword i3ConfigSizeSpecial x contained
@@ -90,7 +90,7 @@ syn match i3ConfigLayout /^\s*workspace_layout\s\+\(default\|stacking\|tabbed\)\
 
 " Border style
 syn keyword i3ConfigBorderStyleKeyword none normal pixel contained
-syn match i3ConfigBorderStyle /^\s*\(new_window\|new_float\|default_border\|default_floating_border\)\s\+\(none\|\(normal\|pixel\)\(\s\+\d\+\)\?\)\s\?$/ contains=i3ConfigBorderStyleKeyword,i3ConfigNumber
+syn match i3ConfigBorderStyle /^\s*\(new_window\|new_float\|default_border\|default_floating_border\)\s\+\(none\|\(normal\|pixel\)\(\s\+\d\+\)\?\(\s\+\$\w\+\(\(-\w\+\)\+\)\?\(\s\|+\)\?\)\?\)\s\?$/ contains=i3ConfigBorderStyleKeyword,i3ConfigNumber,i3ConfigVariable
 
 " Hide borders and edges
 syn keyword i3ConfigEdgeKeyword none vertical horizontal both smart smart_no_gaps contained
diff --git a/syntax/javascript.vim b/syntax/javascript.vim
index 0ffc5aa1..e2a25ceb 100644
--- a/syntax/javascript.vim
+++ b/syntax/javascript.vim
@@ -186,7 +186,7 @@ syntax match   jsClassNoise             contained /\./
 syntax match   jsClassFuncName          contained /\<\K\k*\ze\s*[(<]/ skipwhite skipempty nextgroup=jsFuncArgs,jsFlowClassFunctionGroup
 syntax match   jsClassMethodType        contained /\<\%([gs]et\|static\)\ze\s\+\K\k*/ skipwhite skipempty nextgroup=jsAsyncKeyword,jsClassFuncName,jsClassProperty
 syntax region  jsClassDefinition                  start=/\<class\>/ end=/\(\<extends\>\s\+\)\@<!{\@=/ contains=jsClassKeyword,jsExtendsKeyword,jsClassNoise,@jsExpression,jsFlowClassGroup skipwhite skipempty nextgroup=jsCommentClass,jsClassBlock,jsFlowClassGroup
-syntax match   jsClassProperty          contained /\<\K\k*\ze\s*=/ skipwhite skipempty nextgroup=jsClassValue,jsFlowClassDef
+syntax match   jsClassProperty          contained /\<\K\k*\ze\s*[=;]/ skipwhite skipempty nextgroup=jsClassValue,jsFlowClassDef
 syntax region  jsClassValue             contained start=/=/ end=/\_[;}]\@=/ contains=@jsExpression
 syntax region  jsClassPropertyComputed  contained matchgroup=jsBrackets start=/\[/ end=/]/ contains=@jsExpression skipwhite skipempty nextgroup=jsFuncArgs,jsClassValue extend
 syntax region  jsClassStringKey         contained start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1\|$+  contains=jsSpecial,@Spell extend skipwhite skipempty nextgroup=jsFuncArgs
diff --git a/syntax/meson.vim b/syntax/meson.vim
index 9451fae3..61dedd60 100644
--- a/syntax/meson.vim
+++ b/syntax/meson.vim
@@ -35,7 +35,7 @@ set cpo&vim
 " http://mesonbuild.com/Syntax.html
 syn keyword mesonConditional	elif else if endif
 syn keyword mesonRepeat	foreach endforeach
-syn keyword mesonOperator	and not or
+syn keyword mesonOperator	and not or in
 
 syn match   mesonComment	"#.*$" contains=mesonTodo,@Spell
 syn keyword mesonTodo		FIXME NOTE NOTES TODO XXX contained
diff --git a/syntax/plantuml.vim b/syntax/plantuml.vim
index f3ebfaee..3968f7dd 100644
--- a/syntax/plantuml.vim
+++ b/syntax/plantuml.vim
@@ -39,16 +39,16 @@ syntax keyword plantumlTypeKeyword concise robust
 " Since "syntax keyword" can handle only words, "top to bottom direction" is excluded.
 syntax keyword plantumlKeyword accross activate again allow_mixing allowmixing also alt as autonumber bottom
 syntax keyword plantumlKeyword box break caption center create critical deactivate destroy down else elseif end
-syntax keyword plantumlKeyword endif endwhile footbox footer fork group header hide hnote if is kill left in at are to the and
+syntax keyword plantumlKeyword endif endwhile footbox footer fork group header hide hnote if is kill left
 syntax keyword plantumlKeyword legend link loop mainframe namespace newpage note of on opt order over package
 syntax keyword plantumlKeyword page par partition ref repeat return right rnote rotate show skin skinparam
-syntax keyword plantumlKeyword start stop title top up while
+syntax keyword plantumlKeyword split start stereotype stop title top up while
 "}}}
 " Not in 'java - jar plantuml.jar - language' results
-syntax keyword plantumlKeyword endlegend split sprite then
+syntax keyword plantumlKeyword endlegend sprite then
 " gantt
 syntax keyword plantumlTypeKeyword project monday tuesday wednesday thursday friday saturday sunday
-syntax keyword plantumlKeyword starts ends start end closed day after colored lasts happens
+syntax keyword plantumlKeyword starts ends start end closed day after colored lasts happens in at are to the and
 
 
 syntax keyword plantumlCommentTODO XXX TODO FIXME NOTE contained
@@ -278,7 +278,7 @@ syntax keyword plantumlSkinparamKeyword ParticipantStereotypeFontName Participan
 syntax keyword plantumlSkinparamKeyword ParticipantStereotypeFontStyle PartitionBackgroundColor PartitionBorderColor
 syntax keyword plantumlSkinparamKeyword PartitionBorderThickness PartitionFontColor PartitionFontName PartitionFontSize
 syntax keyword plantumlSkinparamKeyword PartitionFontStyle PathHoverColor QueueBackgroundColor QueueBorderColor
-syntax keyword plantumlSkinparamKeyword QueueFontColor QueueFontName QueueFontSize QueueFontStyle
+syntax keyword plantumlSkinparamKeyword QueueBorderThickness QueueFontColor QueueFontName QueueFontSize QueueFontStyle
 syntax keyword plantumlSkinparamKeyword QueueStereotypeFontColor QueueStereotypeFontName QueueStereotypeFontSize
 syntax keyword plantumlSkinparamKeyword QueueStereotypeFontStyle Ranksep RectangleBackgroundColor RectangleBorderColor
 syntax keyword plantumlSkinparamKeyword RectangleBorderThickness RectangleFontColor RectangleFontName RectangleFontSize
@@ -310,9 +310,8 @@ syntax keyword plantumlSkinparamKeyword SequenceReferenceBorderThickness Sequenc
 syntax keyword plantumlSkinparamKeyword SequenceReferenceFontName SequenceReferenceFontSize SequenceReferenceFontStyle
 syntax keyword plantumlSkinparamKeyword SequenceReferenceHeaderBackgroundColor SequenceStereotypeFontColor
 syntax keyword plantumlSkinparamKeyword SequenceStereotypeFontName SequenceStereotypeFontSize
-syntax keyword plantumlSkinparamKeyword SequenceStereotypeFontStyle SequenceTitleFontColor SequenceTitleFontName
-syntax keyword plantumlSkinparamKeyword SequenceTitleFontSize SequenceTitleFontStyle Shadowing StackBackgroundColor
-syntax keyword plantumlSkinparamKeyword StackBorderColor StackFontColor StackFontName StackFontSize StackFontStyle
+syntax keyword plantumlSkinparamKeyword SequenceStereotypeFontStyle Shadowing StackBackgroundColor StackBorderColor
+syntax keyword plantumlSkinparamKeyword StackFontColor StackFontName StackFontSize StackFontStyle
 syntax keyword plantumlSkinparamKeyword StackStereotypeFontColor StackStereotypeFontName StackStereotypeFontSize
 syntax keyword plantumlSkinparamKeyword StackStereotypeFontStyle StateAttributeFontColor StateAttributeFontName
 syntax keyword plantumlSkinparamKeyword StateAttributeFontSize StateAttributeFontStyle StateBackgroundColor
diff --git a/syntax/python.vim b/syntax/python.vim
index 13b8d74e..101dbc2f 100644
--- a/syntax/python.vim
+++ b/syntax/python.vim
@@ -43,11 +43,6 @@ call s:EnableByDefault('g:python_highlight_builtin_funcs_kwarg')
 
 if s:Enabled('g:python_highlight_all')
     call s:EnableByDefault('g:python_highlight_builtins')
-    if s:Enabled('g:python_highlight_builtins')
-        call s:EnableByDefault('g:python_highlight_builtin_objs')
-        call s:EnableByDefault('g:python_highlight_builtin_funcs')
-        call s:EnableByDefault('g:python_highlight_builtin_types')
-    endif
     call s:EnableByDefault('g:python_highlight_exceptions')
     call s:EnableByDefault('g:python_highlight_string_formatting')
     call s:EnableByDefault('g:python_highlight_string_format')
@@ -61,6 +56,12 @@ if s:Enabled('g:python_highlight_all')
     call s:EnableByDefault('g:python_highlight_operators')
 endif
 
+if s:Enabled('g:python_highlight_builtins')
+    call s:EnableByDefault('g:python_highlight_builtin_objs')
+    call s:EnableByDefault('g:python_highlight_builtin_funcs')
+    call s:EnableByDefault('g:python_highlight_builtin_types')
+endif
+
 "
 " Function calls
 "
diff --git a/syntax/racket.vim b/syntax/racket.vim
index e7b0600a..8bd46a88 100644
--- a/syntax/racket.vim
+++ b/syntax/racket.vim
@@ -38,7 +38,8 @@ syn keyword racketSyntax define define-values define-syntax define-syntaxes
 syn keyword racketSyntax define-for-syntax define-require-syntax define-provide-syntax
 syn keyword racketSyntax define-syntax-rule
 syn keyword racketSyntax define-record-type
-syn keyword racketSyntax begin begin0 begin-for-syntax
+syn keyword racketSyntax begin begin0
+syn keyword racketSyntax begin-for-syntax
 syn keyword racketSyntax when unless
 syn keyword racketSyntax set! set!-values
 syn keyword racketSyntax for for/list for/vector for/hash for/hasheq for/hasheqv
diff --git a/syntax/razor.vim b/syntax/razor.vim
index af18d75c..63c08cf3 100644
--- a/syntax/razor.vim
+++ b/syntax/razor.vim
@@ -52,5 +52,4 @@ hi def link rNamespace Type
 
 let b:current_syntax = "razor"
 
-
 endif
diff --git a/syntax/tmux.vim b/syntax/tmux.vim
index f9bd92d5..f2e3f3e1 100644
--- a/syntax/tmux.vim
+++ b/syntax/tmux.vim
@@ -1,7 +1,7 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'tmux') == -1
 
 " Language: tmux(1) configuration file
-" Version: 3.0 (git-48cbbb87)
+" Version: 3.1 (git-f986539e)
 " URL: https://github.com/ericpruitt/tmux.vim/
 " Maintainer: Eric Pruitt <eric.pruitt@gmail.com>
 " License: 2-Clause BSD (http://opensource.org/licenses/BSD-2-Clause)
@@ -39,7 +39,7 @@ syn region tmuxString start=+'+ skip=+\\\\\|\\'\|\\$+ excludenl end=+'+ end='$'
 
 " TODO: Figure out how escaping works inside of #(...) and #{...} blocks.
 syn region tmuxFormatString start=/#[#DFhHIPSTW]/ end=// contained keepend
-syn region tmuxFormatString start=/#{/ skip=/#{.\{-}}/ end=/}/ contained keepend
+syn region tmuxFormatString start=/#{/ skip=/#{.\{-}}/ end=/}/ keepend
 syn region tmuxFormatString start=/#(/ skip=/#(.\{-})/ end=/)/ contained keepend
 
 hi def link tmuxFormatString      Identifier
@@ -94,25 +94,26 @@ syn keyword tmuxCommands
 \ attach attach-session bind bind-key break-pane breakp capture-pane
 \ capturep choose-buffer choose-client choose-tree clear-history clearhist
 \ clock-mode command-prompt confirm confirm-before copy-mode detach
-\ detach-client display display-menu display-message display-panes displayp
-\ find-window findw if if-shell join-pane joinp kill-pane kill-server
-\ kill-session kill-window killp has-session has killw link-window linkw
-\ list-buffers list-clients list-commands list-keys list-panes list-sessions
-\ list-windows load-buffer loadb lock lock-client lock-server lock-session
-\ lockc last-pane lastp locks ls last-window last lsb lsc delete-buffer
-\ deleteb lscm lsk lsp lsw menu move-pane move-window movep movew new
-\ new-session new-window neww next next-layout next-window nextl
-\ paste-buffer pasteb pipe-pane pipep prev previous-layout previous-window
-\ prevl refresh refresh-client rename rename-session rename-window renamew
-\ resize-pane resize-window resizep resizew respawn-pane respawn-window
-\ respawnp respawnw rotate-window rotatew run run-shell save-buffer saveb
-\ select-layout select-pane select-window selectl selectp selectw send
-\ send-keys send-prefix set set-buffer set-environment set-hook set-option
-\ set-window-option setb setenv setw show show-buffer show-environment
-\ show-hooks show-messages show-options show-window-options showb showenv
-\ showmsgs showw source source-file split-window splitw start start-server
-\ suspend-client suspendc swap-pane swap-window swapp swapw switch-client
-\ switchc unbind unbind-key unlink-window unlinkw wait wait-for
+\ detach-client display display-menu display-message display-panes
+\ display-popup displayp find-window findw if if-shell join-pane joinp
+\ kill-pane kill-server kill-session kill-window killp has-session has killw
+\ link-window linkw list-buffers list-clients list-commands list-keys
+\ list-panes list-sessions list-windows load-buffer loadb lock lock-client
+\ lock-server lock-session lockc last-pane lastp locks ls last-window last
+\ lsb lsc delete-buffer deleteb lscm lsk lsp lsw menu move-pane move-window
+\ movep movew new new-session new-window neww next next-layout next-window
+\ nextl paste-buffer pasteb pipe-pane pipep popup prev previous-layout
+\ previous-window prevl refresh refresh-client rename rename-session
+\ rename-window renamew resize-pane resize-window resizep resizew
+\ respawn-pane respawn-window respawnp respawnw rotate-window rotatew run
+\ run-shell save-buffer saveb select-layout select-pane select-window
+\ selectl selectp selectw send send-keys send-prefix set set-buffer
+\ set-environment set-hook set-option set-window-option setb setenv setw
+\ show show-buffer show-environment show-hooks show-messages show-options
+\ show-window-options showb showenv showmsgs showw source source-file
+\ split-window splitw start start-server suspend-client suspendc swap-pane
+\ swap-window swapp swapw switch-client switchc unbind unbind-key
+\ unlink-window unlinkw wait wait-for
 
 let &cpo = s:original_cpo
 unlet! s:original_cpo s:bg s:i
diff --git a/syntax/vifm.vim b/syntax/vifm.vim
index 68a20164..e8f9892f 100644
--- a/syntax/vifm.vim
+++ b/syntax/vifm.vim
@@ -2,7 +2,7 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vifm') == -1
 
 " vifm syntax file
 " Maintainer:  xaizek <xaizek@posteo.net>
-" Last Change: July 12, 2019
+" Last Change: March 7, 2020
 " Inspired By: Vim syntax file by Dr. Charles E. Campbell, Jr.
 
 if exists('b:current_syntax')
@@ -23,8 +23,8 @@ syntax keyword vifmCommand contained
 		\ mes[sages] mkdir m[ove] noh[lsearch] on[ly] popd pushd pu[t] pw[d] qa[ll]
 		\ q[uit] redr[aw] reg[isters] regular rename restart restore rlink screen
 		\ sh[ell] siblnext siblprev sor[t] sp[lit] s[ubstitute] tabc[lose] tabm[ove]
-		\ tabname tabnew tabn[ext] tabp[revious] touch tr trashes tree sync
-		\ undol[ist] ve[rsion] vie[w] vifm vs[plit] winc[md] w[rite] wq wqa[ll]
+		\ tabname tabnew tabn[ext] tabo[nly] tabp[revious] touch tr trashes tree
+		\ sync undol[ist] ve[rsion] vie[w] vifm vs[plit] winc[md] w[rite] wq wqa[ll]
 		\ xa[ll] x[it] y[ank]
 		\ nextgroup=vifmArgs
 syntax keyword vifmCommandCN contained
diff --git a/syntax/zig.vim b/syntax/zig.vim
index 2ee57a1b..9af783c6 100644
--- a/syntax/zig.vim
+++ b/syntax/zig.vim
@@ -29,21 +29,20 @@ syn match zigType "\v<[iu][1-9]\d*>"
 syn match zigOperator display "\%(+%\?\|-%\?\|/\|*%\?\|=\|\^\|&\|?\||\|!\|>\|<\|%\|<<%\?\|>>\)=\?"
 syn match zigArrowCharacter display "->"
 
-syn match zigBuiltinFn "\v\@(addWithOverflow|ArgType|atomicLoad|atomicStore|bitCast|breakpoint)>"
+syn match zigBuiltinFn "\v\@(addWithOverflow|as|atomicLoad|atomicStore|bitCast|breakpoint)>"
 syn match zigBuiltinFn "\v\@(alignCast|alignOf|cDefine|cImport|cInclude)>"
 syn match zigBuiltinFn "\v\@(cUndef|canImplicitCast|clz|cmpxchgWeak|cmpxchgStrong|compileError)>"
 syn match zigBuiltinFn "\v\@(compileLog|ctz|popCount|divExact|divFloor|divTrunc)>"
 syn match zigBuiltinFn "\v\@(embedFile|export|tagName|TagType|errorName|call)>"
 syn match zigBuiltinFn "\v\@(errorReturnTrace|fence|fieldParentPtr|field|unionInit)>"
-syn match zigBuiltinFn "\v\@(frameAddress|import|newStackCall|asyncCall|intToPtr|IntType)>"
-syn match zigBuiltinFn "\v\@(memberCount|memberName|memberType|as)>"
+syn match zigBuiltinFn "\v\@(frameAddress|import|newStackCall|asyncCall|intToPtr)>"
 syn match zigBuiltinFn "\v\@(memcpy|memset|mod|mulWithOverflow|splat)>"
 syn match zigBuiltinFn "\v\@(bitOffsetOf|byteOffsetOf|OpaqueType|panic|ptrCast)>"
 syn match zigBuiltinFn "\v\@(ptrToInt|rem|returnAddress|setCold|Type|shuffle)>"
 syn match zigBuiltinFn "\v\@(setRuntimeSafety|setEvalBranchQuota|setFloatMode)>"
 syn match zigBuiltinFn "\v\@(setGlobalLinkage|setGlobalSection|shlExact|This|hasDecl|hasField)>"
 syn match zigBuiltinFn "\v\@(shlWithOverflow|shrExact|sizeOf|bitSizeOf|sqrt|byteSwap|subWithOverflow|intCast|floatCast|intToFloat|floatToInt|boolToInt|errSetCast)>"
-syn match zigBuiltinFn "\v\@(truncate|typeId|typeInfo|typeName|TypeOf|atomicRmw|bytesToSlice|sliceToBytes)>"
+syn match zigBuiltinFn "\v\@(truncate|typeInfo|typeName|TypeOf|atomicRmw|bytesToSlice|sliceToBytes)>"
 syn match zigBuiltinFn "\v\@(intToError|errorToInt|intToEnum|enumToInt|setAlignStack|frame|Frame|frameSize|bitReverse|Vector)>"
 syn match zigBuiltinFn "\v\@(sin|cos|exp|exp2|log|log2|log10|fabs|floor|ceil|trunc|round)>"